diff --git a/example-ts/package-lock.json b/example-ts/package-lock.json
index ad8f82a..81071be 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": "^1.12.0",
+        "@grpc/grpc-js": "^1.12.1",
         "vald-client-node": "^1.7.13"
       }
     },
     "node_modules/@grpc/grpc-js": {
-      "version": "1.12.0",
-      "resolved": "https://registry.npmjs.org/@grpc/grpc-js/-/grpc-js-1.12.0.tgz",
-      "integrity": "sha512-eWdP97A6xKtZXVP/ze9y8zYRB2t6ugQAuLXFuZXAsyqmyltaAjl4yPkmIfc0wuTFJMOUF1AdvIFQCL7fMtaX6g==",
+      "version": "1.12.1",
+      "resolved": "https://registry.npmjs.org/@grpc/grpc-js/-/grpc-js-1.12.1.tgz",
+      "integrity": "sha512-VYrLinJNeW3idIZHTy7BsVL7bsPF9+l89WDYTDV8o1QYJzkf3BSoPXdfaz4c8DyeY12LGSaS8m8BgbT8W66h6Q==",
       "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 5374563..73dbaa2 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": "^1.12.0",
+    "@grpc/grpc-js": "^1.12.1",
     "vald-client-node": "^1.7.13"
   }
 }
diff --git a/example/package-lock.json b/example/package-lock.json
index 400cd0a..c9a17a9 100644
--- a/example/package-lock.json
+++ b/example/package-lock.json
@@ -14,9 +14,9 @@
       }
     },
     "node_modules/@grpc/grpc-js": {
-      "version": "1.12.0",
-      "resolved": "https://registry.npmjs.org/@grpc/grpc-js/-/grpc-js-1.12.0.tgz",
-      "integrity": "sha512-eWdP97A6xKtZXVP/ze9y8zYRB2t6ugQAuLXFuZXAsyqmyltaAjl4yPkmIfc0wuTFJMOUF1AdvIFQCL7fMtaX6g==",
+      "version": "1.12.1",
+      "resolved": "https://registry.npmjs.org/@grpc/grpc-js/-/grpc-js-1.12.1.tgz",
+      "integrity": "sha512-VYrLinJNeW3idIZHTy7BsVL7bsPF9+l89WDYTDV8o1QYJzkf3BSoPXdfaz4c8DyeY12LGSaS8m8BgbT8W66h6Q==",
       "dependencies": {
         "@grpc/proto-loader": "^0.7.13",
         "@js-sdsl/ordered-map": "^4.4.2"
diff --git a/package-lock.json b/package-lock.json
index 5773454..9071731 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2503,6 +2503,7 @@
 <<<<<<< HEAD
 <<<<<<< HEAD
 <<<<<<< HEAD
+<<<<<<< HEAD
 <<<<<<< HEAD
       "version": "1.5.11",
       "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.5.11.tgz",
@@ -2567,6 +2568,11 @@
       "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.5.31.tgz",
       "integrity": "sha512-QcDoBbQeYt0+3CWcK/rEbuHvwpbT/8SV9T3OSgs6cX1FlcUAkgrkqbg9zLnDrMM/rLamzQwal4LYFCiWk861Tg==",
 >>>>>>> 28c530f (automated changes (#225))
+=======
+      "version": "1.5.34",
+      "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.5.34.tgz",
+      "integrity": "sha512-/TZAiChbAflBNjCg+VvstbcwAtIL/VdMFO3NgRFIzBjpvPzWOTIbbO8kNb6RwU4bt9TP7K+3KqBKw/lOU+Y+GA==",
+>>>>>>> 27b0dac (automated changes (#231))
       "dev": true
     },
     "node_modules/emittery": {