diff --git a/gradle/plugins/common/src/main/kotlin/junitbuild.java-repackage-jars.gradle.kts b/gradle/plugins/common/src/main/kotlin/junitbuild.java-repackage-jars.gradle.kts
deleted file mode 100644
index a000989b032..00000000000
--- a/gradle/plugins/common/src/main/kotlin/junitbuild.java-repackage-jars.gradle.kts
+++ /dev/null
@@ -1,52 +0,0 @@
-import java.util.jar.JarEntry
-import java.util.jar.JarFile
-import java.util.jar.JarOutputStream
-import org.gradle.api.internal.file.archive.ZipCopyAction
-import java.nio.file.Files
-
-// This registers a `doLast` action to rewrite the timestamps of the project's output JAR
-afterEvaluate {
-	val jarTask = (tasks.findByName("shadowJar") ?: tasks["jar"]) as Jar
-
-	jarTask.doLast {
-
-		val newFile = Files.createTempFile("rewrite-timestamp", null).toFile()
-		val originalOutput = jarTask.archiveFile.get().asFile
-
-		newFile.outputStream().use { os ->
-
-			val newJarStream = JarOutputStream(os)
-			val oldJar = JarFile(originalOutput)
-
-			fun sortAlwaysFirst(name: String): Comparator<JarEntry> =
-				Comparator { a, b ->
-					when {
-						a.name == name -> -1
-						b.name == name -> 1
-						else -> 0
-					}
-				}
-
-			oldJar.entries()
-					.toList()
-					.distinctBy { it.name }
-					.sortedWith(sortAlwaysFirst("META-INF/")
-							.then(sortAlwaysFirst("META-INF/MANIFEST.MF"))
-							.thenBy { it.name })
-					.forEach { entry ->
-						val jarEntry = JarEntry(entry.name)
-
-						// Use the same constant as the fixed timestamps in normal copy actions
-						jarEntry.time = ZipCopyAction.CONSTANT_TIME_FOR_ZIP_ENTRIES
-
-						newJarStream.putNextEntry(jarEntry)
-
-						oldJar.getInputStream(entry).copyTo(newJarStream)
-					}
-
-			newJarStream.finish()
-		}
-
-		newFile.renameTo(originalOutput)
-	}
-}
diff --git a/gradle/plugins/common/src/main/kotlin/junitbuild/java/ExecJarAction.kt b/gradle/plugins/common/src/main/kotlin/junitbuild/java/UpdateJarAction.kt
similarity index 59%
rename from gradle/plugins/common/src/main/kotlin/junitbuild/java/ExecJarAction.kt
rename to gradle/plugins/common/src/main/kotlin/junitbuild/java/UpdateJarAction.kt
index 8a3cf49ad70..dce28e03fe8 100644
--- a/gradle/plugins/common/src/main/kotlin/junitbuild/java/ExecJarAction.kt
+++ b/gradle/plugins/common/src/main/kotlin/junitbuild/java/UpdateJarAction.kt
@@ -2,23 +2,32 @@ package junitbuild.java
 
 import org.gradle.api.Action
 import org.gradle.api.Task
+import org.gradle.api.internal.file.archive.ZipCopyAction
 import org.gradle.api.provider.ListProperty
 import org.gradle.api.provider.Property
 import org.gradle.jvm.toolchain.JavaLauncher
 import org.gradle.process.ExecOperations
+import java.time.Instant
 import javax.inject.Inject
 
-abstract class ExecJarAction @Inject constructor(private val operations: ExecOperations): Action<Task> {
+abstract class UpdateJarAction @Inject constructor(private val operations: ExecOperations): Action<Task> {
 
     abstract val javaLauncher: Property<JavaLauncher>
 
     abstract val args: ListProperty<String>
 
+    init {
+        args.addAll(
+            "--update",
+            "--date=${Instant.ofEpochMilli(ZipCopyAction.CONSTANT_TIME_FOR_ZIP_ENTRIES)}",
+        )
+    }
+
     override fun execute(t: Task) {
         operations.exec {
             executable = javaLauncher.get()
                 .metadata.installationPath.file("bin/jar").asFile.absolutePath
-            args = this@ExecJarAction.args.get()
+            args = this@UpdateJarAction.args.get()
         }
     }
 }
diff --git a/junit-platform-commons/junit-platform-commons.gradle.kts b/junit-platform-commons/junit-platform-commons.gradle.kts
index bb6a7c336ea..c0d1404a6f6 100644
--- a/junit-platform-commons/junit-platform-commons.gradle.kts
+++ b/junit-platform-commons/junit-platform-commons.gradle.kts
@@ -1,9 +1,8 @@
-import junitbuild.java.ExecJarAction
+import junitbuild.java.UpdateJarAction
 
 plugins {
 	id("junitbuild.java-library-conventions")
 	id("junitbuild.java-multi-release-sources")
-	id("junitbuild.java-repackage-jars")
 	`java-test-fixtures`
 }
 
@@ -18,10 +17,9 @@ dependencies {
 tasks.jar {
 	val release9ClassesDir = sourceSets.mainRelease9.get().output.classesDirs.singleFile
 	inputs.dir(release9ClassesDir).withPathSensitivity(PathSensitivity.RELATIVE)
-	doLast(objects.newInstance(ExecJarAction::class).apply {
+	doLast(objects.newInstance(UpdateJarAction::class).apply {
 		javaLauncher = javaToolchains.launcherFor(java.toolchain)
 		args.addAll(
-			"--update",
 			"--file", archiveFile.get().asFile.absolutePath,
 			"--release", "9",
 			"-C", release9ClassesDir.absolutePath, "."
diff --git a/junit-platform-console/junit-platform-console.gradle.kts b/junit-platform-console/junit-platform-console.gradle.kts
index 91acfd91b6d..be24d568d80 100644
--- a/junit-platform-console/junit-platform-console.gradle.kts
+++ b/junit-platform-console/junit-platform-console.gradle.kts
@@ -1,8 +1,9 @@
+import junitbuild.java.UpdateJarAction
+
 plugins {
 	id("junitbuild.java-library-conventions")
 	id("junitbuild.shadow-conventions")
 	id("junitbuild.java-multi-release-sources")
-	id("junitbuild.java-repackage-jars")
 }
 
 description = "JUnit Platform Console"
@@ -40,10 +41,9 @@ tasks {
 			into("META-INF")
 		}
 		from(sourceSets.mainRelease9.get().output.classesDirs)
-		doLast(objects.newInstance(junitbuild.java.ExecJarAction::class).apply {
+		doLast(objects.newInstance(UpdateJarAction::class).apply {
 			javaLauncher = project.javaToolchains.launcherFor(java.toolchain)
 			args.addAll(
-				"--update",
 				"--file", archiveFile.get().asFile.absolutePath,
 				"--main-class", "org.junit.platform.console.ConsoleLauncher",
 				"--release", "17",