diff --git a/core/java/android/view/WindowManagerPolicyConstants.java b/core/java/android/view/WindowManagerPolicyConstants.java
index e634d601c1f13..94f633314b4ef 100644
--- a/core/java/android/view/WindowManagerPolicyConstants.java
+++ b/core/java/android/view/WindowManagerPolicyConstants.java
@@ -236,6 +236,9 @@ public interface WindowManagerPolicyConstants {
      */
     int LAYER_OFFSET_THUMBNAIL = WINDOW_LAYER_MULTIPLIER - 1;
 
+    // TODO(b/207185041): Remove this divider workaround after we full remove leagacy split and
+    //                    make app pair split only have single root then we can just attach the
+    //                    divider to the single root task in shell.
     int SPLIT_DIVIDER_LAYER = TYPE_LAYER_MULTIPLIER * 3;
     int WATERMARK_LAYER = TYPE_LAYER_MULTIPLIER * 100;
     int STRICT_MODE_LAYER = TYPE_LAYER_MULTIPLIER * 101;
diff --git a/services/core/java/com/android/server/wm/TaskDisplayArea.java b/services/core/java/com/android/server/wm/TaskDisplayArea.java
index 600545e41e475..72686106d1f58 100644
--- a/services/core/java/com/android/server/wm/TaskDisplayArea.java
+++ b/services/core/java/com/android/server/wm/TaskDisplayArea.java
@@ -808,6 +808,10 @@ final class TaskDisplayArea extends DisplayArea<WindowContainer> {
         // Place root home tasks to the bottom.
         layer = adjustRootTaskLayer(t, mTmpHomeChildren, layer);
         layer = adjustRootTaskLayer(t, mTmpNormalChildren, layer);
+        // TODO(b/207185041): Remove this divider workaround after we full remove leagacy split and
+        //                    make app pair split only have single root then we can just attach the
+        //                    divider to the single root task in shell.
+        layer = Math.max(layer, SPLIT_DIVIDER_LAYER + 1);
         adjustRootTaskLayer(t, mTmpAlwaysOnTopChildren, layer);
         t.setLayer(mSplitScreenDividerAnchor, SPLIT_DIVIDER_LAYER);
     }
diff --git a/services/tests/wmtests/src/com/android/server/wm/ZOrderingTests.java b/services/tests/wmtests/src/com/android/server/wm/ZOrderingTests.java
index 722aee7a8f6e8..e5dc5576277e5 100644
--- a/services/tests/wmtests/src/com/android/server/wm/ZOrderingTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/ZOrderingTests.java
@@ -500,8 +500,6 @@ public class ZOrderingTests extends WindowTestsBase {
         mDisplayContent.assignChildLayers(mTransaction);
 
         assertWindowHigher(splitWindow1, belowTaskWindow);
-        assertWindowHigher(splitWindow1, belowTaskWindow);
-        assertWindowHigher(splitWindow2, belowTaskWindow);
         assertWindowHigher(splitWindow2, belowTaskWindow);
         assertWindowHigher(mDockedDividerWindow, splitWindow1);
         assertWindowHigher(mDockedDividerWindow, splitWindow2);
@@ -509,6 +507,39 @@ public class ZOrderingTests extends WindowTestsBase {
         assertWindowHigher(pinnedWindow, aboveTaskWindow);
     }
 
+
+    @Test
+    public void testDockedDividerPosition_noAboveTask() {
+        final Task pinnedTask =
+                createTask(mDisplayContent, WINDOWING_MODE_PINNED, ACTIVITY_TYPE_STANDARD);
+        final WindowState pinnedWindow =
+                createAppWindow(pinnedTask, ACTIVITY_TYPE_STANDARD, "pinnedWindow");
+
+        final Task belowTask =
+                createTask(mDisplayContent, WINDOWING_MODE_FULLSCREEN, ACTIVITY_TYPE_STANDARD);
+        final WindowState belowTaskWindow =
+                createAppWindow(belowTask, ACTIVITY_TYPE_STANDARD, "belowTaskWindow");
+
+        final Task splitScreenTask1 =
+                createTask(mDisplayContent, WINDOWING_MODE_MULTI_WINDOW, ACTIVITY_TYPE_STANDARD);
+        final WindowState splitWindow1 =
+                createAppWindow(splitScreenTask1, ACTIVITY_TYPE_STANDARD, "splitWindow1");
+        final Task splitScreenTask2 =
+                createTask(mDisplayContent, WINDOWING_MODE_MULTI_WINDOW, ACTIVITY_TYPE_STANDARD);
+        final WindowState splitWindow2 =
+                createAppWindow(splitScreenTask2, ACTIVITY_TYPE_STANDARD, "splitWindow2");
+        splitScreenTask1.setAdjacentTaskFragment(splitScreenTask2);
+        splitScreenTask2.setAdjacentTaskFragment(splitScreenTask1);
+
+        mDisplayContent.assignChildLayers(mTransaction);
+
+        assertWindowHigher(splitWindow1, belowTaskWindow);
+        assertWindowHigher(splitWindow2, belowTaskWindow);
+        assertWindowHigher(mDockedDividerWindow, splitWindow1);
+        assertWindowHigher(mDockedDividerWindow, splitWindow2);
+        assertWindowHigher(pinnedWindow, mDockedDividerWindow);
+    }
+
     @Test
     public void testAttachNavBarWhenEnteringRecents_expectNavBarHigherThanIme() {
         // create RecentsAnimationController