diff --git a/services/core/java/com/android/server/wm/ActivityStack.java b/services/core/java/com/android/server/wm/ActivityStack.java
index 62dd7bb85df55..70117baaeec5f 100644
--- a/services/core/java/com/android/server/wm/ActivityStack.java
+++ b/services/core/java/com/android/server/wm/ActivityStack.java
@@ -879,6 +879,10 @@ class ActivityStack extends WindowContainer<WindowContainer> implements BoundsAn
                         null /* tempTaskBounds */, null /* tempTaskInsetBounds */,
                         null /* tempOtherTaskBounds */, null /* tempOtherTaskInsetBounds */,
                         PRESERVE_WINDOWS, true /* deferResume */);
+            } else if (overrideWindowingMode != WINDOWING_MODE_PINNED) {
+                // For pinned stack, resize is now part of the {@link WindowContainerTransaction}
+                resize(new Rect(newBounds), null /* tempTaskBounds */,
+                        null /* tempTaskInsetBounds */, PRESERVE_WINDOWS, true /* deferResume */);
             }
         }
         if (prevIsAlwaysOnTop != isAlwaysOnTop()) {