diff --git a/packages/react-dom-bindings/src/client/ReactFiberConfigDOM.js b/packages/react-dom-bindings/src/client/ReactFiberConfigDOM.js
index af93760ccfcc9..cea03b73b59d5 100644
--- a/packages/react-dom-bindings/src/client/ReactFiberConfigDOM.js
+++ b/packages/react-dom-bindings/src/client/ReactFiberConfigDOM.js
@@ -780,7 +780,7 @@ const supportsMoveBefore =
   // $FlowFixMe[prop-missing]: We're doing the feature detection here.
   enableMoveBefore &&
   typeof window !== 'undefined' &&
-  typeof window.Node.prototype.moveBefore === 'function';
+  typeof window.Element.prototype.moveBefore === 'function';
 
 export function appendChild(
   parentInstance: Instance,