diff --git a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
index 1ba7e687a5537..861961599ada8 100644
--- a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
+++ b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
@@ -4715,6 +4715,7 @@ public class ActivityTaskManagerService extends IActivityTaskManager.Stub {
                 mTaskChangeNotificationController.notifyTaskFocusChanged(prevTask.mTaskId, false);
             }
             mTaskChangeNotificationController.notifyTaskFocusChanged(task.mTaskId, true);
+            mTaskSupervisor.mRecentTasks.add(task);
         }
 
         applyUpdateLockStateLocked(r);
diff --git a/services/tests/wmtests/src/com/android/server/wm/ActivityTaskSupervisorTests.java b/services/tests/wmtests/src/com/android/server/wm/ActivityTaskSupervisorTests.java
index eed32d7d815c3..bb20244aee914 100644
--- a/services/tests/wmtests/src/com/android/server/wm/ActivityTaskSupervisorTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/ActivityTaskSupervisorTests.java
@@ -248,6 +248,19 @@ public class ActivityTaskSupervisorTests extends WindowTestsBase {
                 eq(true) /* focused */);
     }
 
+    /**
+     * Ensures it updates recent tasks order when the last resumed activity changed.
+     */
+    @Test
+    public void testUpdateRecentTasksForTopResumed() {
+        spyOn(mSupervisor.mRecentTasks);
+        final ActivityRecord activity = new ActivityBuilder(mAtm).setCreateTask(true).build();
+        final Task task = activity.getTask();
+
+        mAtm.setLastResumedActivityUncheckLocked(activity, "test");
+        verify(mSupervisor.mRecentTasks).add(eq(task));
+    }
+
     /**
      * Ensures that a trusted display can launch arbitrary activity and an untrusted display can't.
      */