diff --git a/buildSrc/src/main/kotlin/artifacts.kt b/buildSrc/src/main/kotlin/artifacts.kt
index 0e090360891..97f69be42e0 100644
--- a/buildSrc/src/main/kotlin/artifacts.kt
+++ b/buildSrc/src/main/kotlin/artifacts.kt
@@ -1,14 +1,12 @@
 @file:Suppress("unused") // usages in build scripts are not tracked properly
 
 import org.gradle.api.*
-import org.gradle.api.artifacts.ConfigurablePublishArtifact
+import org.gradle.api.artifacts.*
 import org.gradle.api.tasks.*
 import org.gradle.kotlin.dsl.*
-import org.gradle.api.artifacts.Configuration
-import org.gradle.api.artifacts.ConfigurationContainer
-import org.gradle.api.artifacts.Dependency
 import org.gradle.api.file.DuplicatesStrategy
 import org.gradle.api.file.FileCollection
+import org.gradle.api.internal.artifacts.publish.ArchivePublishArtifact
 import org.gradle.api.plugins.BasePluginConvention
 import org.gradle.api.plugins.JavaPluginConvention
 import org.gradle.api.tasks.javadoc.Javadoc
@@ -63,6 +61,9 @@ fun<T> Project.runtimeJarArtifactBy(task: Task, artifactRef: T, body: Configurab
 
 fun<T: Jar> Project.runtimeJar(task: T, body: T.() -> Unit = {}): T {
     extra["runtimeJarTask"] = task
+    tasks.findByName("jar")?.let { defaultJarTask ->
+        configurations.getOrCreate("archives").artifacts.removeAll { (it as? ArchivePublishArtifact)?.archiveTask?.let { it == defaultJarTask } ?: false }
+    }
     return task.apply {
         setupPublicJar()
         duplicatesStrategy = DuplicatesStrategy.EXCLUDE
@@ -131,7 +132,7 @@ fun Project.ideaPlugin(subdir: String = "lib", body: AbstractCopyTask.() -> Unit
 
     task("idea-plugin") {
         dependsOn(pluginTask)
-}
+    }
 
     return pluginTask
 }