diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelViewController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelViewController.java
index 74b9c71d2198a..77b9efa3b16b4 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelViewController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelViewController.java
@@ -3210,6 +3210,8 @@ public class NotificationPanelViewController extends PanelViewController {
         updateTrackingHeadsUp(null);
         mExpandingFromHeadsUp = false;
         setPanelScrimMinFraction(0.0f);
+        // Reset status bar alpha so alpha can be calculated upon updating view state.
+        setKeyguardStatusBarAlpha(-1f);
     }
 
     private void updateTrackingHeadsUp(@Nullable ExpandableNotificationRow pickedChild) {