diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/webpack/KotlinWebpack.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/webpack/KotlinWebpack.kt
index fa14faf3091..b3853545079 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/webpack/KotlinWebpack.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/webpack/KotlinWebpack.kt
@@ -46,8 +46,10 @@ open class KotlinWebpack : DefaultTask(), RequiresNpmDependencies {
             target.project.path + "@" + target.name + ":" + it.compilationName
         }
 
+    @get:PathSensitive(PathSensitivity.ABSOLUTE)
+    @get:InputFile
     val entry: File
-        @Input get() = compilation.compileKotlinTask.outputFile
+        get() = compilation.compileKotlinTask.outputFile
 
     @Suppress("unused")
     val runtimeClasspath: FileCollection