diff --git a/build.gradle.kts b/build.gradle.kts
index fa9875e6a04..8fd2b1d0bc7 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,8 +1,8 @@
 plugins {
   kotlin("jvm") version "1.7.0" apply false
   id("org.jetbrains.dokka") version "1.7.0" apply false
-  id("com.gradle.plugin-publish") version "0.11.0" apply false
-  id("com.github.gmazzo.buildconfig") version "2.0.2" apply false
+  id("com.gradle.plugin-publish") version "1.1.0" apply false
+  id("com.github.gmazzo.buildconfig") version "3.1.0" apply false
 }
 
 allprojects {
diff --git a/gradle.properties b/gradle.properties
new file mode 100644
index 00000000000..5734a3bd1e4
--- /dev/null
+++ b/gradle.properties
@@ -0,0 +1 @@
+kapt.include.compile.classpath=false
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 41d9927a4d4..ccebba7710d 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index aa991fceae6..bdc9a83b1e6 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.0.2-bin.zip
+networkTimeout=10000
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/gradlew b/gradlew
index 1b6c787337f..79a61d421cc 100755
--- a/gradlew
+++ b/gradlew
@@ -55,7 +55,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -80,10 +80,10 @@ do
     esac
 done
 
-APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
-
-APP_NAME="Gradle"
+# This is normally unused
+# shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
+APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
 
 # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
 DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
@@ -143,12 +143,16 @@ fi
 if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
+        # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC3045
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
     case $MAX_FD in  #(
       '' | soft) :;; #(
       *)
+        # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC3045
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac
@@ -205,6 +209,12 @@ set -- \
         org.gradle.wrapper.GradleWrapperMain \
         "$@"
 
+# Stop when "xargs" is not available.
+if ! command -v xargs >/dev/null 2>&1
+then
+    die "xargs is not available"
+fi
+
 # Use "xargs" to parse quoted args.
 #
 # With -n1 it outputs one arg per line, with the quotes and backslashes removed.
diff --git a/gradlew.bat b/gradlew.bat
index ac1b06f9382..6689b85beec 100755
--- a/gradlew.bat
+++ b/gradlew.bat
@@ -14,7 +14,7 @@
 @rem limitations under the License.
 @rem
 
-@if "%DEBUG%" == "" @echo off
+@if "%DEBUG%"=="" @echo off
 @rem ##########################################################################
 @rem
 @rem  Gradle startup script for Windows
@@ -25,7 +25,8 @@
 if "%OS%"=="Windows_NT" setlocal
 
 set DIRNAME=%~dp0
-if "%DIRNAME%" == "" set DIRNAME=.
+if "%DIRNAME%"=="" set DIRNAME=.
+@rem This is normally unused
 set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%
 
@@ -40,7 +41,7 @@ if defined JAVA_HOME goto findJavaFromJavaHome
 
 set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
-if "%ERRORLEVEL%" == "0" goto execute
+if %ERRORLEVEL% equ 0 goto execute
 
 echo.
 echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
@@ -75,13 +76,15 @@ set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
 
 :end
 @rem End local scope for the variables with windows NT shell
-if "%ERRORLEVEL%"=="0" goto mainEnd
+if %ERRORLEVEL% equ 0 goto mainEnd
 
 :fail
 rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
 rem the _cmd.exe /c_ return code!
-if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
-exit /b 1
+set EXIT_CODE=%ERRORLEVEL%
+if %EXIT_CODE% equ 0 set EXIT_CODE=1
+if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE%
+exit /b %EXIT_CODE%
 
 :mainEnd
 if "%OS%"=="Windows_NT" endlocal
diff --git a/kotlin-power-assert-gradle/build.gradle.kts b/kotlin-power-assert-gradle/build.gradle.kts
index 47f5fad67e1..2b60e448a6a 100644
--- a/kotlin-power-assert-gradle/build.gradle.kts
+++ b/kotlin-power-assert-gradle/build.gradle.kts
@@ -20,19 +20,16 @@ buildConfig {
   buildConfigField("String", "PLUGIN_VERSION", "\"${project.version}\"")
 }
 
-pluginBundle {
-  website = "https://github.com/bnorm/kotlin-power-assert"
-  vcsUrl = "https://github.com/bnorm/kotlin-power-assert.git"
-  tags = listOf("kotlin", "power-assert")
-}
-
 gradlePlugin {
+  website.set("https://github.com/bnorm/kotlin-power-assert")
+  vcsUrl.set("https://github.com/bnorm/kotlin-power-assert.git")
   plugins {
     create("kotlinPowerAssert") {
       id = "com.bnorm.power.kotlin-power-assert"
       displayName = "Kotlin Power Assertion Plugin"
       description = "Kotlin Compiler Plugin to add power to your assertions"
       implementationClass = "com.bnorm.power.PowerAssertGradlePlugin"
+      tags.set(listOf("kotlin", "power-assert"))
     }
   }
 }
@@ -41,6 +38,15 @@ tasks.withType<KotlinCompile> {
   kotlinOptions.jvmTarget = "1.8"
 }
 
-tasks.register("publish") {
+tasks.named("publish") {
   dependsOn("publishPlugins")
 }
+
+publishing {
+  repositories {
+    maven {
+      name = "test"
+      url = uri(rootProject.layout.buildDirectory.dir("localMaven"))
+    }
+  }
+}
diff --git a/kotlin-power-assert-plugin/build.gradle.kts b/kotlin-power-assert-plugin/build.gradle.kts
index 73a2b43ab2a..119acf30c9c 100644
--- a/kotlin-power-assert-plugin/build.gradle.kts
+++ b/kotlin-power-assert-plugin/build.gradle.kts
@@ -92,11 +92,11 @@ publishing {
       hasProperty("sonatypeReleaseUrl")
     ) {
       maven {
-        val url = when {
-          "SNAPSHOT" in version.toString() -> property("sonatypeSnapshotUrl")
-          else -> property("sonatypeReleaseUrl")
-        } as String
-        setUrl(url)
+        val sonatypeUrlProperty = when {
+          version.toString().endsWith("-SNAPSHOT") -> "sonatypeSnapshotUrl"
+          else -> "sonatypeReleaseUrl"
+        }
+        setUrl(property(sonatypeUrlProperty) as String)
         credentials {
           username = property("sonatypeUsername") as String
           password = property("sonatypePassword") as String
@@ -105,7 +105,7 @@ publishing {
     }
     maven {
       name = "test"
-      setUrl("file://${rootProject.buildDir}/localMaven")
+      url = uri(rootProject.layout.buildDirectory.dir("localMaven"))
     }
   }
 }
diff --git a/kotlin-power-assert-plugin/src/main/kotlin/com/bnorm/power/PowerAssertCallTransformer.kt b/kotlin-power-assert-plugin/src/main/kotlin/com/bnorm/power/PowerAssertCallTransformer.kt
index 7a18ad0f8cf..6f56faae730 100644
--- a/kotlin-power-assert-plugin/src/main/kotlin/com/bnorm/power/PowerAssertCallTransformer.kt
+++ b/kotlin-power-assert-plugin/src/main/kotlin/com/bnorm/power/PowerAssertCallTransformer.kt
@@ -170,9 +170,9 @@ class PowerAssertCallTransformer(
       }
     }
 
-    return buildDiagramNestingNullable(dispatchRoot) { dispatch, newVariables ->
-      buildDiagramNestingNullable(extensionRoot, newVariables) { extension, newVariables ->
-        recursive(0, dispatch, extension, emptyList(), newVariables)
+    return buildDiagramNestingNullable(dispatchRoot) { dispatch, dispatchNewVariables ->
+      buildDiagramNestingNullable(extensionRoot, dispatchNewVariables) { extension, extensionNewVariables ->
+        recursive(0, dispatch, extension, emptyList(), extensionNewVariables)
       }
     }
   }
diff --git a/kotlin-power-assert-plugin/src/test/kotlin/com/bnorm/power/InfixFunctionTest.kt b/kotlin-power-assert-plugin/src/test/kotlin/com/bnorm/power/InfixFunctionTest.kt
index ae7dc8573f7..ab13d92a3f5 100644
--- a/kotlin-power-assert-plugin/src/test/kotlin/com/bnorm/power/InfixFunctionTest.kt
+++ b/kotlin-power-assert-plugin/src/test/kotlin/com/bnorm/power/InfixFunctionTest.kt
@@ -354,10 +354,10 @@ class InfixFunctionTest {
     assertEquals(KotlinCompilation.ExitCode.OK, result.exitCode, "Failed with messages: " + result.messages)
 
     val kClazz = result.classLoader.loadClass(main)
-    val main = kClazz.declaredMethods.single { it.name == "main" && it.parameterCount == 0 }
+    val mainMethod = kClazz.declaredMethods.single { it.name == "main" && it.parameterCount == 0 }
     try {
       try {
-        main.invoke(null)
+        mainMethod.invoke(null)
       } catch (t: InvocationTargetException) {
         throw t.cause!!
       }
diff --git a/sample/gradle/wrapper/gradle-wrapper.jar b/sample/gradle/wrapper/gradle-wrapper.jar
index 7454180f2ae..ccebba7710d 100644
Binary files a/sample/gradle/wrapper/gradle-wrapper.jar and b/sample/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/sample/gradle/wrapper/gradle-wrapper.properties b/sample/gradle/wrapper/gradle-wrapper.properties
index ffed3a254e9..508322917bd 100644
--- a/sample/gradle/wrapper/gradle-wrapper.properties
+++ b/sample/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.6.1-bin.zip
+networkTimeout=10000
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/sample/gradlew b/sample/gradlew
index 1b6c787337f..79a61d421cc 100755
--- a/sample/gradlew
+++ b/sample/gradlew
@@ -55,7 +55,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -80,10 +80,10 @@ do
     esac
 done
 
-APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
-
-APP_NAME="Gradle"
+# This is normally unused
+# shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
+APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
 
 # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
 DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
@@ -143,12 +143,16 @@ fi
 if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
+        # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC3045
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
     case $MAX_FD in  #(
       '' | soft) :;; #(
       *)
+        # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC3045
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac
@@ -205,6 +209,12 @@ set -- \
         org.gradle.wrapper.GradleWrapperMain \
         "$@"
 
+# Stop when "xargs" is not available.
+if ! command -v xargs >/dev/null 2>&1
+then
+    die "xargs is not available"
+fi
+
 # Use "xargs" to parse quoted args.
 #
 # With -n1 it outputs one arg per line, with the quotes and backslashes removed.
diff --git a/sample/gradlew.bat b/sample/gradlew.bat
index ac1b06f9382..6689b85beec 100644
--- a/sample/gradlew.bat
+++ b/sample/gradlew.bat
@@ -14,7 +14,7 @@
 @rem limitations under the License.
 @rem
 
-@if "%DEBUG%" == "" @echo off
+@if "%DEBUG%"=="" @echo off
 @rem ##########################################################################
 @rem
 @rem  Gradle startup script for Windows
@@ -25,7 +25,8 @@
 if "%OS%"=="Windows_NT" setlocal
 
 set DIRNAME=%~dp0
-if "%DIRNAME%" == "" set DIRNAME=.
+if "%DIRNAME%"=="" set DIRNAME=.
+@rem This is normally unused
 set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%
 
@@ -40,7 +41,7 @@ if defined JAVA_HOME goto findJavaFromJavaHome
 
 set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
-if "%ERRORLEVEL%" == "0" goto execute
+if %ERRORLEVEL% equ 0 goto execute
 
 echo.
 echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
@@ -75,13 +76,15 @@ set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
 
 :end
 @rem End local scope for the variables with windows NT shell
-if "%ERRORLEVEL%"=="0" goto mainEnd
+if %ERRORLEVEL% equ 0 goto mainEnd
 
 :fail
 rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
 rem the _cmd.exe /c_ return code!
-if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
-exit /b 1
+set EXIT_CODE=%ERRORLEVEL%
+if %EXIT_CODE% equ 0 set EXIT_CODE=1
+if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE%
+exit /b %EXIT_CODE%
 
 :mainEnd
 if "%OS%"=="Windows_NT" endlocal