diff --git a/core/java/android/animation/ValueAnimator.java b/core/java/android/animation/ValueAnimator.java
index f3a442ab35712..107e980258e35 100755
--- a/core/java/android/animation/ValueAnimator.java
+++ b/core/java/android/animation/ValueAnimator.java
@@ -231,6 +231,13 @@ public class ValueAnimator extends Animator {
         sDurationScale = durationScale;
     }
 
+    /**
+     * @hide
+     */
+    public static float getDurationScale() {
+        return sDurationScale;
+    }
+
     /**
      * Creates a new ValueAnimator object. This default constructor is primarily for
      * use internally; the factory methods which take parameters are more generally
diff --git a/services/java/com/android/server/wm/WindowManagerService.java b/services/java/com/android/server/wm/WindowManagerService.java
index 680ae4c0ab331..9e62a16c82f47 100755
--- a/services/java/com/android/server/wm/WindowManagerService.java
+++ b/services/java/com/android/server/wm/WindowManagerService.java
@@ -57,6 +57,7 @@ import android.app.ActivityOptions;
 import android.app.IActivityManager;
 import android.app.StatusBarManager;
 import android.app.admin.DevicePolicyManager;
+import android.animation.ValueAnimator;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
@@ -900,8 +901,8 @@ public class WindowManagerService extends IWindowManager.Stub
                 Settings.System.WINDOW_ANIMATION_SCALE, mWindowAnimationScale);
         mTransitionAnimationScale = Settings.System.getFloat(context.getContentResolver(),
                 Settings.System.TRANSITION_ANIMATION_SCALE, mTransitionAnimationScale);
-        mAnimatorDurationScale = Settings.System.getFloat(context.getContentResolver(),
-                Settings.System.ANIMATOR_DURATION_SCALE, mTransitionAnimationScale);
+        setAnimatorDurationScale(Settings.System.getFloat(context.getContentResolver(),
+                Settings.System.ANIMATOR_DURATION_SCALE, mTransitionAnimationScale));
 
         // Track changes to DevicePolicyManager state so we can enable/disable keyguard.
         IntentFilter filter = new IntentFilter();
@@ -5160,7 +5161,7 @@ public class WindowManagerService extends IWindowManager.Stub
                 mTransitionAnimationScale = fixScale(scales[1]);
             }
             if (scales.length >= 3) {
-                mAnimatorDurationScale = fixScale(scales[2]);
+                setAnimatorDurationScale(fixScale(scales[2]));
             }
         }
 
@@ -5168,6 +5169,11 @@ public class WindowManagerService extends IWindowManager.Stub
         mH.obtainMessage(H.PERSIST_ANIMATION_SCALE).sendToTarget();
     }
 
+    private void setAnimatorDurationScale(float scale) {
+        mAnimatorDurationScale = scale;
+        ValueAnimator.setDurationScale(scale);
+    }
+
     public float getAnimationScale(int which) {
         switch (which) {
             case 0: return mWindowAnimationScale;