diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageCoordinator.java b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageCoordinator.java
index def945e53f9be..33cbdac670612 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageCoordinator.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageCoordinator.java
@@ -1335,7 +1335,7 @@ public class StageCoordinator implements SplitLayout.SplitLayoutHandler,
                     mMainStage.deactivate(finishedWCT, childrenToTop == mMainStage /* toTop */);
                     mSideStage.removeAllTasks(finishedWCT, childrenToTop == mSideStage /* toTop */);
                     finishedWCT.reorder(mRootTaskInfo.token, false /* toTop */);
-                    setRootForceTranslucent(true, wct);
+                    setRootForceTranslucent(true, finishedWCT);
                     finishedWCT.setBounds(mSideStage.mRootTaskInfo.token, mTempRect1);
                     mSyncQueue.queue(finishedWCT);
                     mSyncQueue.runInSync(at -> {