diff --git a/src/com/android/launcher3/SecondaryDropTarget.java b/src/com/android/launcher3/SecondaryDropTarget.java
index 1dbe195..114c491 100644
--- a/src/com/android/launcher3/SecondaryDropTarget.java
+++ b/src/com/android/launcher3/SecondaryDropTarget.java
@@ -56,6 +56,7 @@
     private final ArrayMap<UserHandle, Boolean> mUninstallDisabledCache = new ArrayMap<>(1);
 
     private final Alarm mCacheExpireAlarm;
+    private boolean mHadPendingAlarm;
 
     protected int mCurrentAccessibilityAction = -1;
     public SecondaryDropTarget(Context context, AttributeSet attrs) {
@@ -70,6 +71,24 @@
     }
 
     @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        if (mHadPendingAlarm) {
+            mCacheExpireAlarm.setAlarm(CACHE_EXPIRE_TIMEOUT);
+            mHadPendingAlarm = false;
+        }
+    }
+
+    @Override
+    protected void onDetachedFromWindow() {
+        super.onDetachedFromWindow();
+        if (mCacheExpireAlarm.alarmPending()) {
+            mCacheExpireAlarm.cancelAlarm();
+            mHadPendingAlarm = true;
+        }
+    }
+
+    @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
         setupUi(UNINSTALL);