diff --git a/packages/google-cloud-node/protos/protos.d.ts b/packages/google-cloud-node/protos/protos.d.ts
index 20fa517aec68..98d272627305 100644
--- a/packages/google-cloud-node/protos/protos.d.ts
+++ b/packages/google-cloud-node/protos/protos.d.ts
@@ -13,7 +13,7 @@
 // limitations under the License.
 
 import * as Long from "long";
-import * as $protobuf from "protobufjs";
+import {protobuf as $protobuf} from "google-gax";
 /** Namespace google. */
 export namespace google {
 
diff --git a/packages/google-cloud-node/protos/protos.js b/packages/google-cloud-node/protos/protos.js
index 90d9bd685121..514e84badf7e 100644
--- a/packages/google-cloud-node/protos/protos.js
+++ b/packages/google-cloud-node/protos/protos.js
@@ -19,7 +19,7 @@
         define(["protobufjs/minimal"], factory);
 
     /* CommonJS */ else if (typeof require === 'function' && typeof module === 'object' && module && module.exports)
-        module.exports = factory(require("protobufjs/minimal"));
+        module.exports = factory(require("google-gax").protobufMinimal);
 
 })(this, function($protobuf) {
     "use strict";
diff --git a/packages/google-cloud-node/synth.metadata b/packages/google-cloud-node/synth.metadata
index 9e57a9219f31..06c9d10e97d2 100644
--- a/packages/google-cloud-node/synth.metadata
+++ b/packages/google-cloud-node/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/nodejs-speech.git",
-        "sha": "87cc40ffd101c097f5c428e6a057e9dc6fb8f3bc"
+        "sha": "fbc0caf8115d24b50fc049374bc65eafbe5ef24e"
       }
     },
     {
@@ -19,7 +19,7 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "3a00b7fea8c4c83eaff8eb207f530a2e3e8e1de3"
+        "sha": "89d431fb2975fc4e0ed24995a6e6dfc8ff4c24fa"
       }
     }
   ],