diff --git a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
index d92f43b..0b78a12 100644
--- a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
+++ b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
@@ -4065,7 +4065,7 @@
         return r != null
                 && r.getRootTask() != null
                 && r.inPinnedWindowingMode()
-                && r.getRootTask().isInStackLocked(r) != null;
+                && r.getRootTask().isInTask(r) != null;
     }
 
     @Override