diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/LockIcon.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/LockIcon.java
index df3a66b..27394d9 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/LockIcon.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/LockIcon.java
@@ -21,6 +21,7 @@
 import android.content.res.TypedArray;
 import android.graphics.Color;
 import android.graphics.PorterDuff;
+import android.graphics.drawable.Animatable2;
 import android.graphics.drawable.AnimatedVectorDrawable;
 import android.graphics.drawable.Drawable;
 import android.util.AttributeSet;
@@ -134,6 +135,16 @@
 
             if (animation != null && isAnim) {
                 animation.forceAnimationOnUI();
+                animation.clearAnimationCallbacks();
+                animation.registerAnimationCallback(new Animatable2.AnimationCallback() {
+                    @Override
+                    public void onAnimationEnd(Drawable drawable) {
+                        if (getDrawable() == animation && state == getState()
+                                && doesAnimationLoop(iconAnimRes)) {
+                            animation.start();
+                        }
+                    }
+                });
                 animation.start();
             }
 
@@ -215,6 +226,10 @@
         return mContext.getDrawable(iconRes);
     }
 
+    private boolean doesAnimationLoop(int resourceId) {
+        return resourceId == com.android.internal.R.anim.lock_scanning;
+    }
+
     private static int getAnimationResForTransition(int oldState, int newState,
             boolean wasPulsing, boolean pulsing,
             boolean wasDozing, boolean dozing) {