diff --git a/android/src/main/java/com/facebook/flipper/plugins/inspector/ApplicationWrapper.java b/android/src/main/java/com/facebook/flipper/plugins/inspector/ApplicationWrapper.java
index e03563697f4..b95553d6e43 100644
--- a/android/src/main/java/com/facebook/flipper/plugins/inspector/ApplicationWrapper.java
+++ b/android/src/main/java/com/facebook/flipper/plugins/inspector/ApplicationWrapper.java
@@ -20,6 +20,7 @@
 import java.util.Collections;
 import java.util.Iterator;
 import java.util.List;
+import javax.annotation.Nullable;
 
 public class ApplicationWrapper implements Application.ActivityLifecycleCallbacks {
 
@@ -47,7 +48,7 @@ public ApplicationWrapper(Application application) {
   }
 
   @Override
-  public void onActivityCreated(Activity activity, Bundle savedInstanceState) {
+  public void onActivityCreated(Activity activity, @Nullable Bundle savedInstanceState) {
     mActivities.add(new WeakReference<>(activity));
     notifyListener();
   }