diff --git a/core/java/android/app/IActivityClientController.aidl b/core/java/android/app/IActivityClientController.aidl
index 7370fc3..5b044f6 100644
--- a/core/java/android/app/IActivityClientController.aidl
+++ b/core/java/android/app/IActivityClientController.aidl
@@ -119,7 +119,7 @@
 
     oneway void setShowWhenLocked(in IBinder token, boolean showWhenLocked);
     oneway void setInheritShowWhenLocked(in IBinder token, boolean setInheritShownWhenLocked);
-    oneway void setTurnScreenOn(in IBinder token, boolean turnScreenOn);
+    void setTurnScreenOn(in IBinder token, boolean turnScreenOn);
     oneway void setAllowCrossUidActivitySwitchFromBelow(in IBinder token, boolean allowed);
     oneway void reportActivityFullyDrawn(in IBinder token, boolean restoredFromBundle);
     oneway void overrideActivityTransition(IBinder token, boolean open, int enterAnim, int exitAnim,