diff --git a/packages/react-dom/src/events/__tests__/DOMModernPluginEventSystem-test.internal.js b/packages/react-dom/src/events/__tests__/DOMModernPluginEventSystem-test.internal.js
index 34a13b2b6d..773ab97b06 100644
--- a/packages/react-dom/src/events/__tests__/DOMModernPluginEventSystem-test.internal.js
+++ b/packages/react-dom/src/events/__tests__/DOMModernPluginEventSystem-test.internal.js
@@ -89,7 +89,7 @@ describe('DOMModernPluginEventSystem', () => {
 
           ReactDOM.render(<Test />, container);
 
-          let buttonElement = buttonRef.current;
+          const buttonElement = buttonRef.current;
           dispatchClickEvent(buttonElement);
           expect(onClick).toHaveBeenCalledTimes(1);
           dispatchClickEvent(buttonElement);