diff --git a/lib/webViewInjectjavascript.ts b/lib/webViewInjectjavascript.ts
index db3248d..744b0c1 100644
--- a/lib/webViewInjectjavascript.ts
+++ b/lib/webViewInjectjavascript.ts
@@ -186,12 +186,13 @@ export const injectJavascriptData = ({
       }
     };
 
-    const setReload = () => {
+    window.setReload = () => {
       try {
         document.getElementById('refreshIcon').click();
         setStrings();
       } catch(e) {}
     };
+    const setReload = window.setReload;
 
     // ポーリング処理 (Phase 3 以降)
     const startPolling = () => {