diff --git a/services/core/java/com/android/server/wm/RootWindowContainer.java b/services/core/java/com/android/server/wm/RootWindowContainer.java
index 9b44960d3e4c1..3d0639978e634 100644
--- a/services/core/java/com/android/server/wm/RootWindowContainer.java
+++ b/services/core/java/com/android/server/wm/RootWindowContainer.java
@@ -2048,6 +2048,9 @@ class RootWindowContainer extends WindowContainer<DisplayContent>
                             task.mLastRecentsAnimationTransaction,
                             task.mLastRecentsAnimationOverlay);
                     task.clearLastRecentsAnimationTransaction(false /* forceRemoveOverlay */);
+                } else {
+                    // Reset the original task surface
+                    task.resetSurfaceControlTransforms();
                 }
 
                 // The organized TaskFragment is becoming empty because this activity is reparented
diff --git a/services/core/java/com/android/server/wm/Task.java b/services/core/java/com/android/server/wm/Task.java
index 6b3981a0c1cc6..f6fdcfecd0a7d 100644
--- a/services/core/java/com/android/server/wm/Task.java
+++ b/services/core/java/com/android/server/wm/Task.java
@@ -5985,8 +5985,13 @@ class Task extends TaskFragment {
         mLastRecentsAnimationTransaction = null;
         mLastRecentsAnimationOverlay = null;
         // reset also the crop and transform introduced by mLastRecentsAnimationTransaction
-        getPendingTransaction().setMatrix(mSurfaceControl, Matrix.IDENTITY_MATRIX, new float[9])
+        resetSurfaceControlTransforms();
+    }
+
+    void resetSurfaceControlTransforms() {
+        getSyncTransaction().setMatrix(mSurfaceControl, Matrix.IDENTITY_MATRIX, new float[9])
                 .setWindowCrop(mSurfaceControl, null)
+                .setShadowRadius(mSurfaceControl, 0)
                 .setCornerRadius(mSurfaceControl, 0);
     }