diff --git a/src/com/android/launcher3/touch/WorkspaceTouchListener.java b/src/com/android/launcher3/touch/WorkspaceTouchListener.java
index b69bc17..d72e6f9 100644
--- a/src/com/android/launcher3/touch/WorkspaceTouchListener.java
+++ b/src/com/android/launcher3/touch/WorkspaceTouchListener.java
@@ -21,6 +21,7 @@
 import static android.view.MotionEvent.ACTION_POINTER_UP;
 import static android.view.MotionEvent.ACTION_UP;
 
+import static com.android.launcher3.Flags.enableMouseInteractionChanges;
 import static com.android.launcher3.LauncherState.ALL_APPS;
 import static com.android.launcher3.LauncherState.NORMAL;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ALLAPPS_CLOSE_TAP_OUTSIDE;
@@ -31,6 +32,7 @@
 import android.graphics.Rect;
 import android.view.GestureDetector;
 import android.view.HapticFeedbackConstants;
+import android.view.InputDevice;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.View.OnTouchListener;
@@ -41,7 +43,6 @@
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.Workspace;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.dragndrop.DragLayer;
 import com.android.launcher3.logger.LauncherAtom;
 import com.android.launcher3.testing.TestLogging;
@@ -193,6 +194,10 @@
 
     @Override
     public void onLongPress(MotionEvent event) {
+        if (event.getSource() == InputDevice.SOURCE_MOUSE && enableMouseInteractionChanges()) {
+            // Stop mouse long press events from showing the menu.
+            return;
+        }
         maybeShowMenu();
     }