diff --git a/ReactAndroid/src/androidTest/js/ScrollViewTestModule.js b/ReactAndroid/src/androidTest/js/ScrollViewTestModule.js
index 3a6a887919b..11ee033dc84 100644
--- a/ReactAndroid/src/androidTest/js/ScrollViewTestModule.js
+++ b/ReactAndroid/src/androidTest/js/ScrollViewTestModule.js
@@ -30,7 +30,7 @@ import type {PressEvent} from 'react-native/Libraries/Types/CoreEventTypes';
 
 // Shared by integration tests for ScrollView and HorizontalScrollView
 
-let scrollViewApp;
+let scrollViewApp: ScrollViewTestApp | HorizontalScrollViewTestApp;
 
 type ItemProps = $ReadOnly<{|
   onPress: (event: PressEvent) => void,