diff --git a/packages/grpc-native-core/package.json b/packages/grpc-native-core/package.json
index ac7b9337..404dcec6 100644
--- a/packages/grpc-native-core/package.json
+++ b/packages/grpc-native-core/package.json
@@ -29,6 +29,7 @@
     "node-pre-gyp"
   ],
   "dependencies": {
+    "@types/protobufjs": "^5.0.31",
     "lodash.camelcase": "^4.3.0",
     "lodash.clone": "^4.5.0",
     "nan": "^2.13.2",
diff --git a/packages/grpc-native-core/templates/package.json.template b/packages/grpc-native-core/templates/package.json.template
index eec6f7ce..9949797c 100644
--- a/packages/grpc-native-core/templates/package.json.template
+++ b/packages/grpc-native-core/templates/package.json.template
@@ -31,6 +31,7 @@
       "node-pre-gyp"
     ],
     "dependencies": {
+      "@types/protobufjs": "^5.0.31",
       "lodash.camelcase": "^4.3.0",
       "lodash.clone": "^4.5.0",
       "nan": "^2.13.2",