diff --git a/samples/oidc/SSO-Data/Two-Legged/React/package.json b/samples/oidc/SSO-Data/Two-Legged/React/package.json
index 9ff22e0..1370013 100644
--- a/samples/oidc/SSO-Data/Two-Legged/React/package.json
+++ b/samples/oidc/SSO-Data/Two-Legged/React/package.json
@@ -38,7 +38,7 @@
     "webpack-dev-server": "^3.1.4"
   },
   "dependencies": {
-    "babel-polyfill": "6.3.14",
+    "babel-polyfill": "6.26.0",
     "lodash": "^4.17.5",
     "prop-types": "^15.6.0",
     "react": "^16.4.0",