diff --git a/public/test/mocks/react-inlinesvg.tsx b/public/test/mocks/react-inlinesvg.tsx
index b0326a7a6fe..f05d3cfa8c1 100644
--- a/public/test/mocks/react-inlinesvg.tsx
+++ b/public/test/mocks/react-inlinesvg.tsx
@@ -1,6 +1,17 @@
-import React from 'react';
+import React, { Ref } from 'react';
 
-export default function ReactInlineSVG({ src, innerRef, cacheRequests, preProcessor, ...rest }) {
+export default function ReactInlineSVG({
+  src,
+  innerRef,
+  cacheRequests,
+  preProcessor,
+  ...rest
+}: {
+  src: string;
+  innerRef: Ref<SVGSVGElement>;
+  cacheRequests: boolean;
+  preProcessor: () => string;
+}) {
   return <svg id={src} ref={innerRef} {...rest} />;
 }