diff --git a/packages/google-cloud-monitoring/src/index.ts b/packages/google-cloud-monitoring/src/index.ts
index 09facd7d5f3..8ed785d32a8 100644
--- a/packages/google-cloud-monitoring/src/index.ts
+++ b/packages/google-cloud-monitoring/src/index.ts
@@ -1,4 +1,4 @@
-// Copyright 2019 Google LLC
+// Copyright 2020 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -12,17 +12,19 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-// ** This file is automatically generated by gapic-generator-typescript. **
-// ** https://github.com/googleapis/gapic-generator-typescript **
+// ** This file is automatically generated by synthtool. **
+// ** https://github.com/googleapis/synthtool **
 // ** All changes to this file may be overwritten. **
 
 import * as v3 from './v3';
+
 const AlertPolicyServiceClient = v3.AlertPolicyServiceClient;
 const GroupServiceClient = v3.GroupServiceClient;
 const MetricServiceClient = v3.MetricServiceClient;
 const NotificationChannelServiceClient = v3.NotificationChannelServiceClient;
 const ServiceMonitoringServiceClient = v3.ServiceMonitoringServiceClient;
 const UptimeCheckServiceClient = v3.UptimeCheckServiceClient;
+
 export {
   v3,
   AlertPolicyServiceClient,
@@ -32,8 +34,6 @@ export {
   ServiceMonitoringServiceClient,
   UptimeCheckServiceClient,
 };
-// For compatibility with JavaScript libraries we need to provide this default export:
-// tslint:disable-next-line no-default-export
 export default {
   v3,
   AlertPolicyServiceClient,
diff --git a/packages/google-cloud-monitoring/synth.metadata b/packages/google-cloud-monitoring/synth.metadata
index 3e7c5c6fef8..389c28514fc 100644
--- a/packages/google-cloud-monitoring/synth.metadata
+++ b/packages/google-cloud-monitoring/synth.metadata
@@ -19,7 +19,7 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "ab883569eb0257bbf16a6d825fd018b3adde3912"
+        "sha": "756bc4dfc24e8bc4c5dd4116daa41a0440ebf5a0"
       }
     }
   ],
diff --git a/packages/google-cloud-monitoring/synth.py b/packages/google-cloud-monitoring/synth.py
index f3b5169b62e..43620f53f81 100644
--- a/packages/google-cloud-monitoring/synth.py
+++ b/packages/google-cloud-monitoring/synth.py
@@ -37,10 +37,11 @@
     extra_proto_files=['google/cloud/common_resources.proto']
 )
 
-s.copy(library, excludes=["src/index.ts", "README.md", "package.json"])
+s.copy(library, excludes=["README.md", "package.json"])
 
 common_templates = gcp.CommonTemplates()
-templates = common_templates.node_library(source_location='build/src')
+templates = common_templates.node_library(
+    source_location="build/src", versions=["v3"], default_version="v3")
 s.copy(templates)
 
 node.postprocess_gapic_library()