diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java b/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
index 0c37d00947957..b96e33da5a1f2 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
@@ -307,6 +307,9 @@ public class NotificationStackScrollLayout extends ViewGroup
                 mNeedsAnimation =  true;
             }
             requestChildrenUpdate();
+            if (mOnHeightChangedListener != null) {
+                mOnHeightChangedListener.onHeightChanged(null);
+            }
         }
     }