diff --git a/src/polyfills/isFinite.js b/src/polyfills/isFinite.js
index 62edbac5c3..9156126ef4 100644
--- a/src/polyfills/isFinite.js
+++ b/src/polyfills/isFinite.js
@@ -1,13 +1,14 @@
 // @flow strict
 
-declare function isFinite(value: mixed): boolean %checks(typeof value ===
-  'number');
+declare function isFinitePolyfill(
+  value: mixed,
+): boolean %checks(typeof value === 'number');
 
 /* eslint-disable no-redeclare */
 // $FlowFixMe workaround for: https://github.com/facebook/flow/issues/4441
-const isFinite =
+const isFinitePolyfill =
   Number.isFinite ||
   function(value) {
     return typeof value === 'number' && isFinite(value);
   };
-export default isFinite;
+export default isFinitePolyfill;