diff --git a/package.json b/package.json
index 4caaae539..772197fe6 100644
--- a/package.json
+++ b/package.json
@@ -96,7 +96,7 @@
     "@types/content-type": "^1.1.5",
     "@types/dom-screen-wake-lock": "^1.0.1",
     "@types/dompurify": "^3.0.2",
-    "@types/grecaptcha": "^3.0.4",
+    "@types/grecaptcha": "^3.0.9",
     "@types/node": "^20.0.0",
     "@types/react-dom": "^18.3.0",
     "@types/react-router-dom": "^5.3.3",
diff --git a/src/auth/useRecaptcha.ts b/src/auth/useRecaptcha.ts
index 4eea468a9..167ba5b41 100644
--- a/src/auth/useRecaptcha.ts
+++ b/src/auth/useRecaptcha.ts
@@ -20,10 +20,11 @@ import { useTranslation } from "react-i18next";
 import { logger } from "matrix-js-sdk/src/logger";
 
 import { translatedError } from "../TranslatedError";
-
 declare global {
   interface Window {
     mxOnRecaptchaLoaded: () => void;
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+    grecaptcha: any;
   }
 }
 
diff --git a/yarn.lock b/yarn.lock
index 5331bc266..59a1bdc1b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3472,7 +3472,7 @@
   resolved "https://registry.yarnpkg.com/@types/events/-/events-3.0.3.tgz#a8ef894305af28d1fc6d2dfdfc98e899591ea529"
   integrity sha512-trOc4AAUThEz9hapPtSd7wf5tiQKvTtu5b371UxXdTuqzIh0ArcRspRP0i0Viu+LXstIQ1z96t1nsPxT9ol01g==
 
-"@types/grecaptcha@^3.0.4":
+"@types/grecaptcha@^3.0.9":
   version "3.0.9"
   resolved "https://registry.yarnpkg.com/@types/grecaptcha/-/grecaptcha-3.0.9.tgz#9f3b07ec06c8fff221aa6fc124fe5b8a0e2c3349"
   integrity sha512-fFxMtjAvXXMYTzDFK5NpcVB7WHnrHVLl00QzEGpuFxSAC789io6M+vjcn+g5FTEamIJtJr/IHkCDsqvJxeWDyw==