diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardViewMediator.java b/packages/Keyguard/src/com/android/keyguard/KeyguardViewMediator.java
index b65fcd8b80774..3e247abc923aa 100644
--- a/packages/Keyguard/src/com/android/keyguard/KeyguardViewMediator.java
+++ b/packages/Keyguard/src/com/android/keyguard/KeyguardViewMediator.java
@@ -617,7 +617,14 @@ public class KeyguardViewMediator {
             }
         }
         KeyguardUpdateMonitor.getInstance(mContext).dispatchScreenTurndOff(why);
-        mKeyguardDisplayManager.show();
+
+        // This needs to run on the UI thread
+        mHandler.post(new Runnable() {
+            @Override
+            public void run() {
+                mKeyguardDisplayManager.show();
+            }
+        });
     }
 
     private void doKeyguardLaterLocked() {