diff --git a/quickstep/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java b/quickstep/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java
index 05b8167..0a2a9b3 100644
--- a/quickstep/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java
+++ b/quickstep/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java
@@ -305,7 +305,7 @@
      * Sets or updates the predicted items only once the hotseat becomes hidden to the user
      */
     private void applyPredictedItems(FixedContainerItems items) {
-        mPredictedItems = items.items;
+        mPredictedItems = new ArrayList(items.items);
         if (mPredictedItems.isEmpty()) {
             HotseatRestoreHelper.restoreBackup(mLauncher);
         }
diff --git a/quickstep/src/com/android/launcher3/model/PredictionUpdateTask.java b/quickstep/src/com/android/launcher3/model/PredictionUpdateTask.java
index bc3253f..f3748ce 100644
--- a/quickstep/src/com/android/launcher3/model/PredictionUpdateTask.java
+++ b/quickstep/src/com/android/launcher3/model/PredictionUpdateTask.java
@@ -34,8 +34,10 @@
 import com.android.launcher3.model.BgDataModel.FixedContainerItems;
 import com.android.launcher3.model.QuickstepModelDelegate.PredictorState;
 import com.android.launcher3.model.data.AppInfo;
+import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 
+import java.util.ArrayList;
 import java.util.List;
 import java.util.Set;
 import java.util.stream.Collectors;
@@ -68,7 +70,7 @@
                         .map(info -> info.user)
                         .collect(Collectors.toSet());
 
-        FixedContainerItems fci = new FixedContainerItems(mPredictorState.containerId);
+        List<ItemInfo> items = new ArrayList<>(mTargets.size());
         for (AppTarget target : mTargets) {
             WorkspaceItemInfo itemInfo;
             ShortcutInfo si = target.getShortcutInfo();
@@ -107,10 +109,11 @@
                 }
             }
 
-            itemInfo.container = fci.containerId;
-            fci.items.add(itemInfo);
+            itemInfo.container = mPredictorState.containerId;
+            items.add(itemInfo);
         }
 
+        FixedContainerItems fci = new FixedContainerItems(mPredictorState.containerId, items);
         dataModel.extraItems.put(fci.containerId, fci);
         bindExtraContainerItems(fci);
         usersForChangedShortcuts.forEach(
diff --git a/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java b/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
index de0b14d..555be95 100644
--- a/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
+++ b/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
@@ -132,7 +132,8 @@
 
         // Widgets prediction isn't used frequently. And thus, it is not persisted on disk.
         mDataModel.extraItems.put(mWidgetsRecommendationState.containerId,
-                new FixedContainerItems(mWidgetsRecommendationState.containerId));
+                new FixedContainerItems(mWidgetsRecommendationState.containerId,
+                        new ArrayList<>()));
         mActive = true;
     }
 
diff --git a/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java b/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java
index 1beabf1..6160378 100644
--- a/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java
+++ b/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java
@@ -25,6 +25,7 @@
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.model.BgDataModel.FixedContainerItems;
 import com.android.launcher3.model.QuickstepModelDelegate.PredictorState;
+import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.PackageUserKey;
 import com.android.launcher3.widget.PendingAddWidgetInfo;
@@ -91,10 +92,12 @@
         if (servicePredictedItems.isEmpty()) {
             servicePredictedItems.addAll(localFilteredWidgets);
         }
+
+        List<ItemInfo> items = servicePredictedItems.stream()
+                .map(it -> new PendingAddWidgetInfo(it.widgetInfo, CONTAINER_WIDGETS_PREDICTION))
+                .collect(Collectors.toList());
         FixedContainerItems fixedContainerItems =
-                new FixedContainerItems(mPredictorState.containerId);
-        servicePredictedItems.forEach(w -> fixedContainerItems.items.add(
-                new PendingAddWidgetInfo(w.widgetInfo, CONTAINER_WIDGETS_PREDICTION)));
+                new FixedContainerItems(mPredictorState.containerId, items);
 
         dataModel.extraItems.put(mPredictorState.containerId, fixedContainerItems);
         bindExtraContainerItems(fixedContainerItems);
diff --git a/src/com/android/launcher3/model/BaseModelUpdateTask.java b/src/com/android/launcher3/model/BaseModelUpdateTask.java
index 5b6f9f6..74a2c5d 100644
--- a/src/com/android/launcher3/model/BaseModelUpdateTask.java
+++ b/src/com/android/launcher3/model/BaseModelUpdateTask.java
@@ -118,8 +118,7 @@
     }
 
     public void bindExtraContainerItems(@NonNull final FixedContainerItems item) {
-        FixedContainerItems copy = item.clone();
-        scheduleCallbackTask(c -> c.bindExtraContainerItems(copy));
+        scheduleCallbackTask(c -> c.bindExtraContainerItems(item));
     }
 
     public void bindDeepShortcuts(@NonNull final BgDataModel dataModel) {
diff --git a/src/com/android/launcher3/model/BgDataModel.java b/src/com/android/launcher3/model/BgDataModel.java
index de23c4b..b0f6e13 100644
--- a/src/com/android/launcher3/model/BgDataModel.java
+++ b/src/com/android/launcher3/model/BgDataModel.java
@@ -433,26 +433,9 @@
         public final int containerId;
         public final List<ItemInfo> items;
 
-        public FixedContainerItems(int containerId) {
-            this(containerId, new ArrayList<>());
-        }
-
         public FixedContainerItems(int containerId, List<ItemInfo> items) {
             this.containerId = containerId;
-            this.items = items;
-        }
-
-        @Override
-        public FixedContainerItems clone() {
-            return new FixedContainerItems(containerId, new ArrayList<>(items));
-        }
-
-        public void setItems(List<ItemInfo> newItems) {
-            items.clear();
-            newItems.forEach(item -> {
-                item.container = containerId;
-                items.add(item);
-            });
+            this.items = Collections.unmodifiableList(items);
         }
     }