diff --git a/build.gradle.kts b/build.gradle.kts
index 7d6c7989adb..f9750e4b39d 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -347,7 +347,7 @@ allprojects {
         fun FileCollection.printClassPath(role: String) =
                 println("${project.path} $role classpath:\n  ${joinToString("\n  ") { it.toProjectRootRelativePathOrSelf() } }")
 
-        try { the<JavaPluginConvention>() } catch (_: UnknownDomainObjectException) { null }?.let { javaConvention ->
+        try { javaPluginConvention() } catch (_: UnknownDomainObjectException) { null }?.let { javaConvention ->
             task("printCompileClasspath") { doFirst { javaConvention.sourceSets["main"].compileClasspath.printClassPath("compile") } }
             task("printRuntimeClasspath") { doFirst { javaConvention.sourceSets["main"].runtimeClasspath.printClassPath("runtime") } }
             task("printTestCompileClasspath") { doFirst { javaConvention.sourceSets["test"].compileClasspath.printClassPath("test compile") } }
diff --git a/build.gradle.kts.182 b/build.gradle.kts.182
index 3359c210f9b..e52e185b070 100644
--- a/build.gradle.kts.182
+++ b/build.gradle.kts.182
@@ -346,7 +346,7 @@ allprojects {
         fun FileCollection.printClassPath(role: String) =
                 println("${project.path} $role classpath:\n  ${joinToString("\n  ") { it.toProjectRootRelativePathOrSelf() } }")
 
-        try { the<JavaPluginConvention>() } catch (_: UnknownDomainObjectException) { null }?.let { javaConvention ->
+        try { javaPluginConvention() } catch (_: UnknownDomainObjectException) { null }?.let { javaConvention ->
             task("printCompileClasspath") { doFirst { javaConvention.sourceSets["main"].compileClasspath.printClassPath("compile") } }
             task("printRuntimeClasspath") { doFirst { javaConvention.sourceSets["main"].runtimeClasspath.printClassPath("runtime") } }
             task("printTestCompileClasspath") { doFirst { javaConvention.sourceSets["test"].compileClasspath.printClassPath("test compile") } }
diff --git a/buildSrc/src/main/kotlin/CommonUtil.kt b/buildSrc/src/main/kotlin/CommonUtil.kt
index 44a6c2607ec..63dc9d3e720 100644
--- a/buildSrc/src/main/kotlin/CommonUtil.kt
+++ b/buildSrc/src/main/kotlin/CommonUtil.kt
@@ -31,15 +31,15 @@ inline fun<T: Any> Project.withJavaPlugin(crossinline body: () -> T?): T? {
 }
 
 fun Project.getCompiledClasses(): SourceSetOutput? = withJavaPlugin {
-    the<JavaPluginConvention>().sourceSets.getByName("main").output
+    javaPluginConvention().sourceSets.getByName("main").output
 }
 
 fun Project.getSources(): SourceDirectorySet? = withJavaPlugin {
-    the<JavaPluginConvention>().sourceSets.getByName("main").allSource
+    javaPluginConvention().sourceSets.getByName("main").allSource
 }
 
 fun Project.getResourceFiles(): SourceDirectorySet? = withJavaPlugin {
-    the<JavaPluginConvention>().sourceSets.getByName("main").resources
+    javaPluginConvention().sourceSets.getByName("main").resources
 }
 
 fun File(root: File, vararg children: String): File = children.fold(root, { f, c -> File(f, c) })
@@ -54,7 +54,7 @@ var Project.javaHome: String?
     set(v) { extra["javaHome"] = v }
 
 fun Project.generator(fqName: String, sourceSet: SourceSet? = null) = smartJavaExec {
-    classpath = (sourceSet ?: the<JavaPluginConvention>().sourceSets["test"]).runtimeClasspath
+    classpath = (sourceSet ?: javaPluginConvention().sourceSets["test"]).runtimeClasspath
     main = fqName
     workingDir = rootDir
 }
@@ -66,3 +66,5 @@ fun Project.getBooleanProperty(name: String): Boolean? = this.findProperty(name)
 }
 
 inline fun CopySourceSpec.from(crossinline filesProvider: () -> Any?): CopySourceSpec = from(Callable { filesProvider() })
+
+fun Project.javaPluginConvention(): JavaPluginConvention = the()
diff --git a/buildSrc/src/main/kotlin/artifacts.kt b/buildSrc/src/main/kotlin/artifacts.kt
index 973ab977a18..d120f241632 100644
--- a/buildSrc/src/main/kotlin/artifacts.kt
+++ b/buildSrc/src/main/kotlin/artifacts.kt
@@ -23,7 +23,7 @@ fun Project.classesDirsArtifact(): FileCollection {
 
     val classesDirsCfg = configurations.getOrCreate("classes-dirs")
 
-    val classesDirs = the<JavaPluginConvention>().sourceSets["main"].output.classesDirs
+    val classesDirs = javaPluginConvention().sourceSets["main"].output.classesDirs
 
     val classesTask = tasks["classes"]
 
@@ -44,7 +44,7 @@ fun Project.testsJar(body: Jar.() -> Unit = {}): Jar {
     return task<Jar>(MAGIC_DO_NOT_CHANGE_TEST_JAR_TASK_NAME) {
         dependsOn("testClasses")
         pluginManager.withPlugin("java") {
-            from(project.the<JavaPluginConvention>().sourceSets.getByName("test").output)
+            from(project.javaPluginConvention().sourceSets.getByName("test").output)
         }
         classifier = "tests"
         body()
@@ -88,7 +88,7 @@ fun Project.sourcesJar(sourceSet: String? = "main", body: Jar.() -> Unit = {}):
             try {
                 if (sourceSet != null) {
                     project.pluginManager.withPlugin("java-base") {
-                        from(project.the<JavaPluginConvention>().sourceSets[sourceSet].allSource)
+                        from(project.javaPluginConvention().sourceSets[sourceSet].allSource)
                     }
                 }
             } catch (e: UnknownDomainObjectException) {
diff --git a/buildSrc/src/main/kotlin/instrument.kt b/buildSrc/src/main/kotlin/instrument.kt
index a26315e5529..d19e9fe721c 100644
--- a/buildSrc/src/main/kotlin/instrument.kt
+++ b/buildSrc/src/main/kotlin/instrument.kt
@@ -45,7 +45,7 @@ fun Project.configureInstrumentation() {
         // classes from the "friendly directory" to the compile classpath.
         val testCompile = tasks.findByName("compileTestKotlin") as AbstractCompile?
         testCompile?.doFirst {
-            val mainSourceSet = the<JavaPluginConvention>().sourceSets.getByName("main")
+            val mainSourceSet = javaPluginConvention().sourceSets.getByName("main")
             testCompile.classpath = (testCompile.classpath
                                      - mainSourceSet.output.classesDirs
                                      + files((mainSourceSet as ExtensionAware).extra.get("classesDirsCopy")))
@@ -59,7 +59,7 @@ fun Project.configureInstrumentation() {
     }
 
     afterEvaluate {
-        the<JavaPluginConvention>().sourceSets.all { sourceSetParam ->
+        javaPluginConvention().sourceSets.all { sourceSetParam ->
             // This copy will ignore filters, but they are unlikely to be used.
             val classesDirs = (sourceSetParam.output.classesDirs as ConfigurableFileCollection).from as Collection<Any>
 
@@ -150,7 +150,7 @@ open class IntelliJInstrumentCodeTask : ConventionTask() {
 
         // Instrumentation needs to have access to sources of forms for inclusion
         val depSourceDirectorySets = project.configurations["compile"].dependencies.withType(ProjectDependency::class.java)
-                .map { p -> p.dependencyProject.the<JavaPluginConvention>().sourceSets.getByName("main").allSource.sourceDirectories }
+                .map { p -> p.dependencyProject.javaPluginConvention().sourceSets.getByName("main").allSource.sourceDirectories }
         val instrumentationClasspath =
                 depSourceDirectorySets.fold(sourceSet!!.compileClasspath) { acc, v -> acc + v }.asPath.also {
                     logger.info("Using following dependency source dirs: $it")
diff --git a/buildSrc/src/main/kotlin/instrument.kt.182 b/buildSrc/src/main/kotlin/instrument.kt.182
index 0663d6b01ac..a365ae19ef1 100644
--- a/buildSrc/src/main/kotlin/instrument.kt.182
+++ b/buildSrc/src/main/kotlin/instrument.kt.182
@@ -45,7 +45,7 @@ fun Project.configureInstrumentation() {
         // classes from the "friendly directory" to the compile classpath.
         val testCompile = tasks.findByName("compileTestKotlin") as AbstractCompile?
         testCompile?.doFirst {
-            val mainSourceSet = the<JavaPluginConvention>().sourceSets.getByName("main")
+            val mainSourceSet = javaPluginConvention().sourceSets.getByName("main")
             testCompile.classpath = (testCompile.classpath
                                      - mainSourceSet.output.classesDirs
                                      + files((mainSourceSet as ExtensionAware).extra.get("classesDirsCopy")))
@@ -59,7 +59,7 @@ fun Project.configureInstrumentation() {
     }
 
     afterEvaluate {
-        the<JavaPluginConvention>().sourceSets.all { sourceSetParam ->
+        javaPluginConvention().sourceSets.all { sourceSetParam ->
             // This copy will ignore filters, but they are unlikely to be used.
             val classesDirs = (sourceSetParam.output.classesDirs as ConfigurableFileCollection).from as Collection<Any>
 
@@ -150,7 +150,7 @@ open class IntelliJInstrumentCodeTask : ConventionTask() {
 
         // Instrumentation needs to have access to sources of forms for inclusion
         val depSourceDirectorySets = project.configurations["compile"].dependencies.withType(ProjectDependency::class.java)
-                .map { p -> p.dependencyProject.the<JavaPluginConvention>().sourceSets.getByName("main").allSource.sourceDirectories }
+                .map { p -> p.dependencyProject.javaPluginConvention().sourceSets.getByName("main").allSource.sourceDirectories }
         val instrumentationClasspath =
                 depSourceDirectorySets.fold(sourceSet!!.compileClasspath) { acc, v -> acc + v }.asPath.also {
                     logger.info("Using following dependency source dirs: $it")
diff --git a/buildSrc/src/main/kotlin/intellijDependencies.kt b/buildSrc/src/main/kotlin/intellijDependencies.kt
index bf03375bb04..3ad1e99b742 100644
--- a/buildSrc/src/main/kotlin/intellijDependencies.kt
+++ b/buildSrc/src/main/kotlin/intellijDependencies.kt
@@ -118,7 +118,7 @@ fun Project.runIdeTask(name: String, ideaPluginDir: File, ideaSandboxDir: File,
     return task<JavaExec>(name) {
         val ideaSandboxConfigDir = File(ideaSandboxDir, "config")
 
-        classpath = the<JavaPluginConvention>().sourceSets["main"].runtimeClasspath
+        classpath = javaPluginConvention().sourceSets["main"].runtimeClasspath
 
         main = "com.intellij.idea.Main"
 
diff --git a/buildSrc/src/main/kotlin/sourceSets.kt b/buildSrc/src/main/kotlin/sourceSets.kt
index 8468f60961f..bae2d592653 100644
--- a/buildSrc/src/main/kotlin/sourceSets.kt
+++ b/buildSrc/src/main/kotlin/sourceSets.kt
@@ -13,7 +13,7 @@ class SourceSetsBuilder(val project: Project) {
 
     inline operator fun String.invoke(crossinline body: SourceSet.() -> Unit): SourceSet {
         val sourceSetName = this
-        return project.the<JavaPluginConvention>().sourceSets.maybeCreate(sourceSetName).apply {
+        return project.javaPluginConvention().sourceSets.maybeCreate(sourceSetName).apply {
             none()
             body()
         }
@@ -52,7 +52,7 @@ fun SourceSet.projectDefault() {
 
 fun Project.getSourceSetsFrom(projectPath: String): SourceSetContainer {
     evaluationDependsOn(projectPath)
-    return project(projectPath).the<JavaPluginConvention>().sourceSets
+    return project(projectPath).javaPluginConvention().sourceSets
 }
 
 
diff --git a/buildSrc/src/main/kotlin/tasks.kt b/buildSrc/src/main/kotlin/tasks.kt
index 8f373894e04..71f3fdae9f5 100644
--- a/buildSrc/src/main/kotlin/tasks.kt
+++ b/buildSrc/src/main/kotlin/tasks.kt
@@ -72,7 +72,7 @@ fun Project.projectTest(taskName: String = "test", body: Test.() -> Unit = {}):
     systemProperty("idea.is.unit.test", "true")
     systemProperty("idea.home.path", intellijRootDir().canonicalPath)
     environment("NO_FS_ROOTS_ACCESS_CHECK", "true")
-    environment("PROJECT_CLASSES_DIRS", the<JavaPluginConvention>().sourceSets.getByName("test").output.classesDirs.asPath)
+    environment("PROJECT_CLASSES_DIRS", javaPluginConvention().sourceSets.getByName("test").output.classesDirs.asPath)
     environment("PROJECT_BUILD_DIR", buildDir)
     systemProperty("jps.kotlin.home", rootProject.extra["distKotlinHomeDir"])
     systemProperty("kotlin.ni", if (rootProject.hasProperty("newInferenceTests")) "true" else "false")
diff --git a/compiler/build.gradle.kts b/compiler/build.gradle.kts
index 6e5bda75c96..32096ec8d91 100644
--- a/compiler/build.gradle.kts
+++ b/compiler/build.gradle.kts
@@ -113,7 +113,7 @@ jar.from("../idea/src") {
 projectTest {
     dependsOn(*testDistProjects.map { "$it:dist" }.toTypedArray())
     workingDir = rootDir
-    systemProperty("kotlin.test.script.classpath", the<JavaPluginConvention>().sourceSets.getByName("test").output.classesDirs.joinToString(File.pathSeparator))
+    systemProperty("kotlin.test.script.classpath", javaPluginConvention().sourceSets.getByName("test").output.classesDirs.joinToString(File.pathSeparator))
     doFirst {
         systemProperty("kotlin.ant.classpath", antLauncherJar.asPath)
         systemProperty("kotlin.ant.launcher.class", "org.apache.tools.ant.Main")
diff --git a/compiler/daemon/daemon-client/build.gradle.kts b/compiler/daemon/daemon-client/build.gradle.kts
index f5edf980641..6d198cf7f8a 100644
--- a/compiler/daemon/daemon-client/build.gradle.kts
+++ b/compiler/daemon/daemon-client/build.gradle.kts
@@ -35,7 +35,7 @@ sourceSets {
 noDefaultJar()
 
 runtimeJar(task<ShadowJar>("shadowJar")) {
-    from(the<JavaPluginConvention>().sourceSets.getByName("main").output)
+    from(javaPluginConvention().sourceSets.getByName("main").output)
     fromEmbeddedComponents()
 }
 
diff --git a/compiler/daemon/daemon-client/build.gradle.kts.173 b/compiler/daemon/daemon-client/build.gradle.kts.173
index 903e83a2edb..b91373722ef 100644
--- a/compiler/daemon/daemon-client/build.gradle.kts.173
+++ b/compiler/daemon/daemon-client/build.gradle.kts.173
@@ -34,7 +34,7 @@ sourceSets {
 noDefaultJar()
 
 runtimeJar(task<ShadowJar>("shadowJar")) {
-    from(the<JavaPluginConvention>().sourceSets.getByName("main").output)
+    from(javaPluginConvention().sourceSets.getByName("main").output)
     fromEmbeddedComponents()
 }
 
diff --git a/compiler/tests-java8/build.gradle.kts b/compiler/tests-java8/build.gradle.kts
index acce4ecdc42..e4e9c2aa321 100644
--- a/compiler/tests-java8/build.gradle.kts
+++ b/compiler/tests-java8/build.gradle.kts
@@ -27,7 +27,7 @@ projectTest {
     executable = "${rootProject.extra["JDK_18"]!!}/bin/java"
     dependsOn(":dist")
     workingDir = rootDir
-    systemProperty("kotlin.test.script.classpath", the<JavaPluginConvention>().sourceSets.getByName("test").output.classesDirs.joinToString(File.pathSeparator))
+    systemProperty("kotlin.test.script.classpath", javaPluginConvention().sourceSets.getByName("test").output.classesDirs.joinToString(File.pathSeparator))
     systemProperty("idea.home.path", intellijRootDir().canonicalPath)
 }
 
diff --git a/generators/build.gradle.kts b/generators/build.gradle.kts
index 23ef9f7448f..46c51900536 100644
--- a/generators/build.gradle.kts
+++ b/generators/build.gradle.kts
@@ -9,7 +9,7 @@ sourceSets {
     "test" { projectDefault() }
 }
 
-val builtinsSourceSet = the<JavaPluginConvention>().sourceSets.create("builtins") {
+val builtinsSourceSet = javaPluginConvention().sourceSets.create("builtins") {
     java.srcDir("builtins")
 }
 val builtinsCompile by configurations
diff --git a/generators/build.gradle.kts.as31 b/generators/build.gradle.kts.as31
index 858194a70b9..ec3923277a7 100644
--- a/generators/build.gradle.kts.as31
+++ b/generators/build.gradle.kts.as31
@@ -9,7 +9,7 @@ sourceSets {
     "test" { projectDefault() }
 }
 
-val builtinsSourceSet = the<JavaPluginConvention>().sourceSets.create("builtins") {
+val builtinsSourceSet = javaPluginConvention().sourceSets.create("builtins") {
     java.srcDir("builtins")
 }
 val builtinsCompile by configurations
diff --git a/generators/build.gradle.kts.as32 b/generators/build.gradle.kts.as32
index 1bf783035b2..e46a50a5f45 100644
--- a/generators/build.gradle.kts.as32
+++ b/generators/build.gradle.kts.as32
@@ -9,7 +9,7 @@ sourceSets {
     "test" { projectDefault() }
 }
 
-val builtinsSourceSet = the<JavaPluginConvention>().sourceSets.create("builtins") {
+val builtinsSourceSet = javaPluginConvention().sourceSets.create("builtins") {
     java.srcDir("builtins")
 }
 val builtinsCompile by configurations
diff --git a/idea/build.gradle.kts b/idea/build.gradle.kts
index fc63ba1ac0a..14b6a345ca2 100644
--- a/idea/build.gradle.kts
+++ b/idea/build.gradle.kts
@@ -128,7 +128,7 @@ val performanceTestRuntime by configurations.creating {
 }
 
 val performanceTest by run {
-    val sourceSets = the<JavaPluginConvention>().sourceSets
+    val sourceSets = javaPluginConvention().sourceSets
     sourceSets.creating {
         compileClasspath += sourceSets["test"].output
         compileClasspath += sourceSets["main"].output
diff --git a/j2k/build.gradle.kts b/j2k/build.gradle.kts
index 96eb4e99cdd..fb7525cc1a5 100644
--- a/j2k/build.gradle.kts
+++ b/j2k/build.gradle.kts
@@ -60,7 +60,7 @@ testsJar()
 
 val testForWebDemo by task<Test> {
     include("**/*JavaToKotlinConverterForWebDemoTestGenerated*")
-    classpath = the<JavaPluginConvention>().sourceSets["test"].runtimeClasspath
+    classpath = javaPluginConvention().sourceSets["test"].runtimeClasspath
     workingDir = rootDir
 }
 val cleanTestForWebDemo by tasks
diff --git a/j2k/build.gradle.kts.173 b/j2k/build.gradle.kts.173
index b2f3350e406..0ee52a39cdd 100644
--- a/j2k/build.gradle.kts.173
+++ b/j2k/build.gradle.kts.173
@@ -58,7 +58,7 @@ testsJar()
 
 val testForWebDemo by task<Test> {
     include("**/*JavaToKotlinConverterForWebDemoTestGenerated*")
-    classpath = the<JavaPluginConvention>().sourceSets["test"].runtimeClasspath
+    classpath = javaPluginConvention().sourceSets["test"].runtimeClasspath
     workingDir = rootDir
 }
 val cleanTestForWebDemo by tasks
diff --git a/j2k/build.gradle.kts.as31 b/j2k/build.gradle.kts.as31
index cf9d487e591..db0dbdb2f55 100644
--- a/j2k/build.gradle.kts.as31
+++ b/j2k/build.gradle.kts.as31
@@ -59,7 +59,7 @@ testsJar()
 
 val testForWebDemo by task<Test> {
     include("**/*JavaToKotlinConverterForWebDemoTestGenerated*")
-    classpath = the<JavaPluginConvention>().sourceSets["test"].runtimeClasspath
+    classpath = javaPluginConvention().sourceSets["test"].runtimeClasspath
     workingDir = rootDir
 }
 val cleanTestForWebDemo by tasks
diff --git a/j2k/build.gradle.kts.as32 b/j2k/build.gradle.kts.as32
index 97f63488432..365d8db8f9c 100644
--- a/j2k/build.gradle.kts.as32
+++ b/j2k/build.gradle.kts.as32
@@ -60,7 +60,7 @@ testsJar()
 
 val testForWebDemo by task<Test> {
     include("**/*JavaToKotlinConverterForWebDemoTestGenerated*")
-    classpath = the<JavaPluginConvention>().sourceSets["test"].runtimeClasspath
+    classpath = javaPluginConvention().sourceSets["test"].runtimeClasspath
     workingDir = rootDir
 }
 val cleanTestForWebDemo by tasks
diff --git a/libraries/kotlinx-metadata/jvm/build.gradle.kts b/libraries/kotlinx-metadata/jvm/build.gradle.kts
index f308be26fff..e867036c24c 100644
--- a/libraries/kotlinx-metadata/jvm/build.gradle.kts
+++ b/libraries/kotlinx-metadata/jvm/build.gradle.kts
@@ -49,7 +49,7 @@ val shadowJar = task<ShadowJar>("shadowJar") {
     callGroovy("manifestAttributes", manifest, project)
     manifest.attributes["Implementation-Version"] = version
 
-    from(the<JavaPluginConvention>().sourceSets["main"].output)
+    from(javaPluginConvention().sourceSets["main"].output)
     exclude("**/*.proto")
     configurations = listOf(shadows)
 
diff --git a/libraries/reflect/build.gradle.kts b/libraries/reflect/build.gradle.kts
index 365a96f7aea..6e43ad2237c 100644
--- a/libraries/reflect/build.gradle.kts
+++ b/libraries/reflect/build.gradle.kts
@@ -131,11 +131,11 @@ val reflectShadowJar by task<ShadowJar> {
     version = null
     callGroovy("manifestAttributes", manifest, project, "Main", true)
 
-    from(the<JavaPluginConvention>().sourceSets.getByName("main").output)
-    from(project(":core:descriptors.jvm").the<JavaPluginConvention>().sourceSets.getByName("main").resources) {
+    from(javaPluginConvention().sourceSets.getByName("main").output)
+    from(project(":core:descriptors.jvm").javaPluginConvention().sourceSets.getByName("main").resources) {
         include("META-INF/services/**")
     }
-    from(project(":core:deserialization").the<JavaPluginConvention>().sourceSets.getByName("main").resources) {
+    from(project(":core:deserialization").javaPluginConvention().sourceSets.getByName("main").resources) {
         include("META-INF/services/**")
     }
 
diff --git a/libraries/tools/kotlinp/build.gradle.kts b/libraries/tools/kotlinp/build.gradle.kts
index 51e96ee2b23..b793ff5dfe1 100644
--- a/libraries/tools/kotlinp/build.gradle.kts
+++ b/libraries/tools/kotlinp/build.gradle.kts
@@ -32,7 +32,7 @@ val shadowJar by task<ShadowJar> {
     classifier = "shadow"
     version = null
     configurations = listOf(shadows)
-    from(the<JavaPluginConvention>().sourceSets.getByName("main").output)
+    from(javaPluginConvention().sourceSets.getByName("main").output)
     manifest {
         attributes["Main-Class"] = "org.jetbrains.kotlin.kotlinp.Main"
     }
diff --git a/prepare/compiler-client-embeddable/build.gradle.kts b/prepare/compiler-client-embeddable/build.gradle.kts
index b1b56f0a5ea..62a932954f4 100644
--- a/prepare/compiler-client-embeddable/build.gradle.kts
+++ b/prepare/compiler-client-embeddable/build.gradle.kts
@@ -42,7 +42,7 @@ projectTest {
               ":kotlin-script-runtime:dist")
     workingDir = File(rootDir, "libraries/tools/kotlin-compiler-client-embeddable-test/src")
     doFirst {
-        systemProperty("kotlin.test.script.classpath", the<JavaPluginConvention>().sourceSets.getByName("test").output.classesDirs.joinToString(File.pathSeparator))
+        systemProperty("kotlin.test.script.classpath", javaPluginConvention().sourceSets.getByName("test").output.classesDirs.joinToString(File.pathSeparator))
         systemProperty("compilerJar", testRuntimeCompilerJar.singleFile.canonicalPath)
         systemProperty("stdlibJar", testStdlibJar.singleFile.canonicalPath)
         systemProperty("scriptRuntimeJar", testScriptRuntimeJar.singleFile.canonicalPath)
diff --git a/prepare/compiler/build.gradle.kts b/prepare/compiler/build.gradle.kts
index 4cd4e24d76c..fb6c3e43837 100644
--- a/prepare/compiler/build.gradle.kts
+++ b/prepare/compiler/build.gradle.kts
@@ -37,7 +37,7 @@ val compilerModules: Array<String> by rootProject.extra
 compilerModules.forEach { evaluationDependsOn(it) }
 
 val compiledModulesSources = compilerModules.map {
-    project(it).the<JavaPluginConvention>().sourceSets.getByName("main").allSource
+    project(it).javaPluginConvention().sourceSets.getByName("main").allSource
 }
 
 dependencies {
diff --git a/prepare/compiler/build.gradle.kts.173 b/prepare/compiler/build.gradle.kts.173
index c86dc575fa0..b15609a280a 100644
--- a/prepare/compiler/build.gradle.kts.173
+++ b/prepare/compiler/build.gradle.kts.173
@@ -37,7 +37,7 @@ val compilerModules: Array<String> by rootProject.extra
 compilerModules.forEach { evaluationDependsOn(it) }
 
 val compiledModulesSources = compilerModules.map {
-    project(it).the<JavaPluginConvention>().sourceSets.getByName("main").allSource
+    project(it).javaPluginConvention().sourceSets.getByName("main").allSource
 }
 
 dependencies {
diff --git a/prepare/compiler/build.gradle.kts.182 b/prepare/compiler/build.gradle.kts.182
index 78e2058f7ea..3772ee7e54d 100644
--- a/prepare/compiler/build.gradle.kts.182
+++ b/prepare/compiler/build.gradle.kts.182
@@ -37,7 +37,7 @@ val compilerModules: Array<String> by rootProject.extra
 compilerModules.forEach { evaluationDependsOn(it) }
 
 val compiledModulesSources = compilerModules.map {
-    project(it).the<JavaPluginConvention>().sourceSets.getByName("main").allSource
+    project(it).javaPluginConvention().sourceSets.getByName("main").allSource
 }
 
 dependencies {
diff --git a/prepare/formatter/build.gradle.kts b/prepare/formatter/build.gradle.kts
index 8e2934f913d..6202ec4655f 100644
--- a/prepare/formatter/build.gradle.kts
+++ b/prepare/formatter/build.gradle.kts
@@ -10,7 +10,7 @@ runtimeJar {
     dependsOn(":idea:formatter:classes")
     project(":idea:formatter").let { p ->
         p.pluginManager.withPlugin("java") {
-            from(p.the<JavaPluginConvention>().sourceSets.getByName("main").output)
+            from(p.javaPluginConvention().sourceSets.getByName("main").output)
         }
     }
     from(fileTree("$rootDir/idea/formatter")) { include("src/**") } // Eclipse formatter sources navigation depends on this
diff --git a/prepare/ide-lazy-resolver/build.gradle.kts b/prepare/ide-lazy-resolver/build.gradle.kts
index d0d6e058f19..4a521ae5f3f 100644
--- a/prepare/ide-lazy-resolver/build.gradle.kts
+++ b/prepare/ide-lazy-resolver/build.gradle.kts
@@ -32,7 +32,7 @@ runtimeJar {
     dependsOn(":idea:ide-common:classes")
     project(":idea:ide-common").let { p ->
         p.pluginManager.withPlugin("java") {
-            from(p.the<JavaPluginConvention>().sourceSets.getByName("main").output)
+            from(p.javaPluginConvention().sourceSets.getByName("main").output)
         }
     }
     from(fileTree("$rootDir/idea/ide-common")) { include("src/**") } // Eclipse formatter sources navigation depends on this
diff --git a/ultimate/build.gradle.kts b/ultimate/build.gradle.kts
index c49d5324a0e..16669c0ffbc 100644
--- a/ultimate/build.gradle.kts
+++ b/ultimate/build.gradle.kts
@@ -8,7 +8,7 @@ plugins {
     kotlin("jvm")
 }
 
-val ideaProjectResources =  project(":idea").the<JavaPluginConvention>().sourceSets["main"].output.resourcesDir
+val ideaProjectResources =  project(":idea").javaPluginConvention().sourceSets["main"].output.resourcesDir
 
 evaluationDependsOn(":prepare:idea-plugin")
 
@@ -169,7 +169,7 @@ val jar = runtimeJar(task<ShadowJar>("shadowJar")) {
     val communityPluginJar = project(communityPluginProject).configurations["runtimeJar"].artifacts.files.singleFile
     from(zipTree(communityPluginJar), { exclude("META-INF/plugin.xml") })
     from(preparedResources, { include("META-INF/plugin.xml") })
-    from(the<JavaPluginConvention>().sourceSets.getByName("main").output)
+    from(javaPluginConvention().sourceSets.getByName("main").output)
     archiveName = "kotlin-plugin.jar"
 }
 
diff --git a/ultimate/build.gradle.kts.173 b/ultimate/build.gradle.kts.173
index 157de847646..50f77254eba 100644
--- a/ultimate/build.gradle.kts.173
+++ b/ultimate/build.gradle.kts.173
@@ -8,7 +8,7 @@ plugins {
     kotlin("jvm")
 }
 
-val ideaProjectResources =  project(":idea").the<JavaPluginConvention>().sourceSets["main"].output.resourcesDir
+val ideaProjectResources =  project(":idea").javaPluginConvention().sourceSets["main"].output.resourcesDir
 
 evaluationDependsOn(":prepare:idea-plugin")
 
@@ -168,7 +168,7 @@ val jar = runtimeJar(task<ShadowJar>("shadowJar")) {
     val communityPluginJar = project(communityPluginProject).configurations["runtimeJar"].artifacts.files.singleFile
     from(zipTree(communityPluginJar), { exclude("META-INF/plugin.xml") })
     from(preparedResources, { include("META-INF/plugin.xml") })
-    from(the<JavaPluginConvention>().sourceSets.getByName("main").output)
+    from(javaPluginConvention().sourceSets.getByName("main").output)
     archiveName = "kotlin-plugin.jar"
 }
 
diff --git a/ultimate/build.gradle.kts.as31 b/ultimate/build.gradle.kts.as31
index 122b76f48ac..15f59b0f23f 100644
--- a/ultimate/build.gradle.kts.as31
+++ b/ultimate/build.gradle.kts.as31
@@ -10,7 +10,7 @@ plugins {
     kotlin("jvm")
 }
 
-val ideaProjectResources =  project(":idea").the<JavaPluginConvention>().sourceSets["main"].output.resourcesDir
+val ideaProjectResources =  project(":idea").javaPluginConvention().sourceSets["main"].output.resourcesDir
 
 evaluationDependsOn(":prepare:idea-plugin")
 
@@ -170,7 +170,7 @@ val jar = runtimeJar(task<ShadowJar>("shadowJar")) {
     val communityPluginJar = project(communityPluginProject).configurations["runtimeJar"].artifacts.files.singleFile
     from(zipTree(communityPluginJar), { exclude("META-INF/plugin.xml") })
     from(preparedResources, { include("META-INF/plugin.xml") })
-    from(the<JavaPluginConvention>().sourceSets.getByName("main").output)
+    from(javaPluginConvention().sourceSets.getByName("main").output)
     archiveName = "kotlin-plugin.jar"
 }
 
diff --git a/ultimate/build.gradle.kts.as32 b/ultimate/build.gradle.kts.as32
index f330b5e05e6..55b3766f1c0 100644
--- a/ultimate/build.gradle.kts.as32
+++ b/ultimate/build.gradle.kts.as32
@@ -10,7 +10,7 @@ plugins {
     kotlin("jvm")
 }
 
-val ideaProjectResources =  project(":idea").the<JavaPluginConvention>().sourceSets["main"].output.resourcesDir
+val ideaProjectResources =  project(":idea").javaPluginConvention().sourceSets["main"].output.resourcesDir
 
 evaluationDependsOn(":prepare:idea-plugin")
 
@@ -171,7 +171,7 @@ val jar = runtimeJar(task<ShadowJar>("shadowJar")) {
     val communityPluginJar = project(communityPluginProject).configurations["runtimeJar"].artifacts.files.singleFile
     from(zipTree(communityPluginJar), { exclude("META-INF/plugin.xml") })
     from(preparedResources, { include("META-INF/plugin.xml") })
-    from(the<JavaPluginConvention>().sourceSets.getByName("main").output)
+    from(javaPluginConvention().sourceSets.getByName("main").output)
     archiveName = "kotlin-plugin.jar"
 }