diff --git a/example-ts/package-lock.json b/example-ts/package-lock.json
index 81071be..ebb9a02 100644
--- a/example-ts/package-lock.json
+++ b/example-ts/package-lock.json
@@ -9,14 +9,14 @@
       "version": "1.0.0",
       "license": "Apache-2.0",
       "dependencies": {
-        "@grpc/grpc-js": "^1.12.1",
+        "@grpc/grpc-js": "^1.12.2",
         "vald-client-node": "^1.7.13"
       }
     },
     "node_modules/@grpc/grpc-js": {
-      "version": "1.12.1",
-      "resolved": "https://registry.npmjs.org/@grpc/grpc-js/-/grpc-js-1.12.1.tgz",
-      "integrity": "sha512-VYrLinJNeW3idIZHTy7BsVL7bsPF9+l89WDYTDV8o1QYJzkf3BSoPXdfaz4c8DyeY12LGSaS8m8BgbT8W66h6Q==",
+      "version": "1.12.2",
+      "resolved": "https://registry.npmjs.org/@grpc/grpc-js/-/grpc-js-1.12.2.tgz",
+      "integrity": "sha512-bgxdZmgTrJZX50OjyVwz3+mNEnCTNkh3cIqGPWVNeW9jX6bn1ZkU80uPd+67/ZpIJIjRQ9qaHCjhavyoWYxumg==",
       "dependencies": {
         "@grpc/proto-loader": "^0.7.13",
         "@js-sdsl/ordered-map": "^4.4.2"
diff --git a/example-ts/package.json b/example-ts/package.json
index 73dbaa2..1e74166 100644
--- a/example-ts/package.json
+++ b/example-ts/package.json
@@ -9,7 +9,7 @@
   "author": "Vald authors (https://vald.vdaas.org)",
   "license": "Apache-2.0",
   "dependencies": {
-    "@grpc/grpc-js": "^1.12.1",
+    "@grpc/grpc-js": "^1.12.2",
     "vald-client-node": "^1.7.13"
   }
 }
diff --git a/example/package-lock.json b/example/package-lock.json
index c9a17a9..d0d6601 100644
--- a/example/package-lock.json
+++ b/example/package-lock.json
@@ -14,9 +14,9 @@
       }
     },
     "node_modules/@grpc/grpc-js": {
-      "version": "1.12.1",
-      "resolved": "https://registry.npmjs.org/@grpc/grpc-js/-/grpc-js-1.12.1.tgz",
-      "integrity": "sha512-VYrLinJNeW3idIZHTy7BsVL7bsPF9+l89WDYTDV8o1QYJzkf3BSoPXdfaz4c8DyeY12LGSaS8m8BgbT8W66h6Q==",
+      "version": "1.12.2",
+      "resolved": "https://registry.npmjs.org/@grpc/grpc-js/-/grpc-js-1.12.2.tgz",
+      "integrity": "sha512-bgxdZmgTrJZX50OjyVwz3+mNEnCTNkh3cIqGPWVNeW9jX6bn1ZkU80uPd+67/ZpIJIjRQ9qaHCjhavyoWYxumg==",
       "dependencies": {
         "@grpc/proto-loader": "^0.7.13",
         "@js-sdsl/ordered-map": "^4.4.2"