diff --git a/packages/SystemUI/src/com/android/systemui/Dependency.java b/packages/SystemUI/src/com/android/systemui/Dependency.java
index a9a915b..b25719b 100644
--- a/packages/SystemUI/src/com/android/systemui/Dependency.java
+++ b/packages/SystemUI/src/com/android/systemui/Dependency.java
@@ -22,6 +22,8 @@
 import android.os.Looper;
 import android.os.Process;
 import android.util.ArrayMap;
+import android.view.IWindowManager;
+import android.view.WindowManagerGlobal;
 
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.app.NightDisplayController;
@@ -304,6 +306,8 @@
 
         mProviders.put(LightBarController.class, () -> new LightBarController(mContext));
 
+        mProviders.put(IWindowManager.class, () -> WindowManagerGlobal.getWindowManagerService());
+
         // Put all dependencies above here so the factory can override them if it wants.
         SystemUIFactory.getInstance().injectDependencies(mProviders, mContext);
     }