diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/buttons/KeyButtonView.java b/packages/SystemUI/src/com/android/systemui/navigationbar/buttons/KeyButtonView.java
index f0e4cce299eef..531ccb4eb1cbf 100644
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/buttons/KeyButtonView.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/buttons/KeyButtonView.java
@@ -127,8 +127,10 @@ public class KeyButtonView extends ImageView implements ButtonInterface {
                     performLongClick();
                     mLongClicked = true;
                 } else {
-                    sendEvent(KeyEvent.ACTION_DOWN, KeyEvent.FLAG_LONG_PRESS);
-                    sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_LONG_CLICKED);
+                    if (mCode != KEYCODE_UNKNOWN) {
+                        sendEvent(KeyEvent.ACTION_DOWN, KeyEvent.FLAG_LONG_PRESS);
+                        sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_LONG_CLICKED);
+                    }
                     mLongClicked = true;
                 }
             }