diff --git a/extensions/amp-access/0.1/iframe-api/package.json b/extensions/amp-access/0.1/iframe-api/package.json
index 29a0aaceaa2b7..b4c4acccfe5f3 100644
--- a/extensions/amp-access/0.1/iframe-api/package.json
+++ b/extensions/amp-access/0.1/iframe-api/package.json
@@ -17,7 +17,7 @@
     "babel-plugin-external-helpers": "6.22.0",
     "babel-preset-env": "1.7.0",
     "rollup": "3.28.0",
-    "@rollup/plugin-babel": "5.0.0",
+    "@rollup/plugin-babel": "5.3.1",
     "rollup-plugin-cleanup": "3.2.1"
   }
 }