diff --git a/quickstep/src/com/android/launcher3/uioverrides/BackButtonAlphaHandler.java b/quickstep/src/com/android/launcher3/uioverrides/BackButtonAlphaHandler.java
index 2e6dcc0..722f51b 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/BackButtonAlphaHandler.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/BackButtonAlphaHandler.java
@@ -16,6 +16,8 @@
 
 package com.android.launcher3.uioverrides;
 
+import android.animation.Animator;
+import android.animation.AnimatorListenerAdapter;
 import android.animation.ValueAnimator;
 
 import com.android.launcher3.Launcher;
@@ -56,6 +58,13 @@
                 final float alpha = (float) valueAnimator.getAnimatedValue();
                 mOverviewInteractionState.setBackButtonAlpha(alpha, false);
             });
+            anim.addListener(new AnimatorListenerAdapter() {
+                @Override
+                public void onAnimationEnd(Animator animation) {
+                    // Reapply the final alpha in case some state (e.g. window focus) changed.
+                    UiFactory.onLauncherStateOrFocusChanged(mLauncher);
+                }
+            });
             builder.play(anim);
         }
     }