diff --git a/rpc/example/node/package-lock.json b/rpc/example/node/package-lock.json
index b3a2cee42..1ff91719e 100644
--- a/rpc/example/node/package-lock.json
+++ b/rpc/example/node/package-lock.json
@@ -10,7 +10,7 @@
       "dependencies": {
         "async": "^3.2.4",
         "global": "^4.4.0",
-        "google-protobuf": "^3.21.2",
+        "google-protobuf": "^3.21.4",
         "grpc": "^1.24.11",
         "lodash": "^4.17.21",
         "minimist": ">=1.2.8"
@@ -362,9 +362,10 @@
       }
     },
     "node_modules/google-protobuf": {
-      "version": "3.21.2",
-      "resolved": "https://registry.npmjs.org/google-protobuf/-/google-protobuf-3.21.2.tgz",
-      "integrity": "sha512-3MSOYFO5U9mPGikIYCzK0SaThypfGgS6bHqrUGXG3DPHCrb+txNqeEcns1W0lkGfk0rCyNXm7xB9rMxnCiZOoA=="
+      "version": "3.21.4",
+      "resolved": "https://registry.npmjs.org/google-protobuf/-/google-protobuf-3.21.4.tgz",
+      "integrity": "sha512-MnG7N936zcKTco4Jd2PX2U96Kf9PxygAPKBug+74LHzmHXmceN16MmRcdgZv+DGef/S9YvQAfRsNCn4cjf9yyQ==",
+      "license": "(BSD-3-Clause AND Apache-2.0)"
     },
     "node_modules/grpc": {
       "version": "1.24.11",
diff --git a/rpc/example/node/package.json b/rpc/example/node/package.json
index 6cb3c8deb..8faf469c0 100644
--- a/rpc/example/node/package.json
+++ b/rpc/example/node/package.json
@@ -4,7 +4,7 @@
   "dependencies": {
     "async": "^3.2.4",
     "global": "^4.4.0",
-    "google-protobuf": "^3.21.2",
+    "google-protobuf": "^3.21.4",
     "grpc": "^1.24.11",
     "lodash": "^4.17.21",
     "minimist": ">=1.2.8"