diff --git a/libraries/tools/kotlin-gradle-plugin-core/src/main/kotlin/org/jetbrains/kotlin/gradle/tasks/Tasks.kt b/libraries/tools/kotlin-gradle-plugin-core/src/main/kotlin/org/jetbrains/kotlin/gradle/tasks/Tasks.kt
index 427a53667dc..e69c4a2b6bb 100644
--- a/libraries/tools/kotlin-gradle-plugin-core/src/main/kotlin/org/jetbrains/kotlin/gradle/tasks/Tasks.kt
+++ b/libraries/tools/kotlin-gradle-plugin-core/src/main/kotlin/org/jetbrains/kotlin/gradle/tasks/Tasks.kt
@@ -193,6 +193,8 @@ open class KotlinCompile() : AbstractKotlinCompile<K2JVMCompilerArguments>() {
         args.jvmTarget = kotlinOptions.jvmTarget
         args.allowKotlinPackage = kotlinOptions.allowKotlinPackage
         args.reportPerf = kotlinOptions.reportPerf
+        args.inheritMultifileParts = kotlinOptions.inheritMultifileParts
+        args.declarationsOutputPath = kotlinOptions.declarationsOutputPath
 
         args.scriptTemplates = kotlinOptions.scriptTemplates