diff --git a/maven-binding-builder/src/main/kotlin/io/github/typesafegithub/workflows/mavenbinding/JarBuilding.kt b/maven-binding-builder/src/main/kotlin/io/github/typesafegithub/workflows/mavenbinding/JarBuilding.kt
index 6cdab4122a..b3a13e26e4 100644
--- a/maven-binding-builder/src/main/kotlin/io/github/typesafegithub/workflows/mavenbinding/JarBuilding.kt
+++ b/maven-binding-builder/src/main/kotlin/io/github/typesafegithub/workflows/mavenbinding/JarBuilding.kt
@@ -37,6 +37,8 @@ internal fun ActionCoords.buildJars(types: String?): Jars? {
         val pathWithJarContents = compileBinding(sourceFilePaths = sourceFilePaths)
         val mainJarByteArrayOutputStream = ByteArrayOutputStream()
         mainJarByteArrayOutputStream.createZipFile(pathWithJarContents)
+        pathWithJarContents.toFile().deleteRecursively()
+        compilationInputDir.toFile().deleteRecursively()
         mainJarByteArrayOutputStream.toByteArray()
     }
 
@@ -44,6 +46,7 @@ internal fun ActionCoords.buildJars(types: String?): Jars? {
         val (_, compilationInputDir) = binding.prepareDirectoryWithSources()
         val sourcesJarByteArrayOutputStream = ByteArrayOutputStream()
         sourcesJarByteArrayOutputStream.createZipFile(compilationInputDir)
+        compilationInputDir.toFile().deleteRecursively()
         sourcesJarByteArrayOutputStream.toByteArray()
     }