diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarGestureHelper.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarGestureHelper.java
index a2616fe46efb5..d35e57b10c511 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarGestureHelper.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarGestureHelper.java
@@ -270,7 +270,7 @@ public class NavigationBarGestureHelper extends GestureDetector.SimpleOnGestureL
     public void onTuningChanged(String key, String newValue) {
         switch (key) {
             case KEY_DOCK_WINDOW_GESTURE:
-                mDockWindowEnabled = (newValue != null) &&
+                mDockWindowEnabled = (newValue == null) ||
                         (Integer.parseInt(newValue) != 0);
                 break;
         }