diff --git a/samples/react-graph-cascading-managed-metadata/package-lock.json b/samples/react-graph-cascading-managed-metadata/package-lock.json
index dc705d830..5c8c3efc0 100644
--- a/samples/react-graph-cascading-managed-metadata/package-lock.json
+++ b/samples/react-graph-cascading-managed-metadata/package-lock.json
@@ -12750,9 +12750,9 @@
       "dev": true
     },
     "eventsource": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/eventsource/-/eventsource-1.1.0.tgz",
-      "integrity": "sha512-VSJjT5oCNrFvCS6igjzPAt5hBzQ2qPBFIbJ03zLI9SE0mxwZpMw6BfJrbFHm1a141AavMEB8JHmBhWAd66PfCg==",
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/eventsource/-/eventsource-1.1.1.tgz",
+      "integrity": "sha512-qV5ZC0h7jYIAOhArFJgSfdyz6rALJyb270714o7ZtNnw2WSJ+eexhKtE0O8LYPRsHZHf2osHKZBxGPvm3kPkCA==",
       "dev": true,
       "requires": {
         "original": "^1.0.0"