diff --git a/packages/google-cloud-essentialcontacts/README.md b/packages/google-cloud-essentialcontacts/README.md
index e4e3999525f..d41c8c9074a 100644
--- a/packages/google-cloud-essentialcontacts/README.md
+++ b/packages/google-cloud-essentialcontacts/README.md
@@ -6,7 +6,7 @@
 
 [![release level](https://img.shields.io/badge/release%20level-beta-yellow.svg?style=flat)](https://cloud.google.com/terms/launch-stages)
 [![npm version](https://img.shields.io/npm/v/@google-cloud/essential-contacts.svg)](https://www.npmjs.org/package/@google-cloud/essential-contacts)
-[![codecov](https://img.shields.io/codecov/c/github/googleapis/nodejs-essential-contacts/master.svg?style=flat)](https://codecov.io/gh/googleapis/nodejs-essential-contacts)
+[![codecov](https://img.shields.io/codecov/c/github/googleapis/nodejs-essential-contacts/main.svg?style=flat)](https://codecov.io/gh/googleapis/nodejs-essential-contacts)
 
 
 
@@ -15,7 +15,7 @@ Essential contacts client for Node.js
 
 
 A comprehensive list of changes in each version may be found in
-[the CHANGELOG](https://github.com/googleapis/nodejs-essential-contacts/blob/master/CHANGELOG.md).
+[the CHANGELOG](https://github.com/googleapis/nodejs-essential-contacts/blob/main/CHANGELOG.md).
 
 * [Essential Contacts API Node.js Client API Reference][client-docs]
 * [Essential Contacts API Documentation][product-docs]
@@ -85,11 +85,11 @@ listContacts();
 
 ## Samples
 
-Samples are in the [`samples/`](https://github.com/googleapis/nodejs-essential-contacts/tree/master/samples) directory. Each sample's `README.md` has instructions for running its sample.
+Samples are in the [`samples/`](https://github.com/googleapis/nodejs-essential-contacts/tree/main/samples) directory. Each sample's `README.md` has instructions for running its sample.
 
 | Sample                      | Source Code                       | Try it |
 | --------------------------- | --------------------------------- | ------ |
-| Quickstart | [source code](https://github.com/googleapis/nodejs-essential-contacts/blob/master/samples/quickstart.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-essential-contacts&page=editor&open_in_editor=samples/quickstart.js,samples/README.md) |
+| Quickstart | [source code](https://github.com/googleapis/nodejs-essential-contacts/blob/main/samples/quickstart.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-essential-contacts&page=editor&open_in_editor=samples/quickstart.js,samples/README.md) |
 
 
 
@@ -137,7 +137,7 @@ More Information: [Google Cloud Platform Launch Stages][launch_stages]
 
 ## Contributing
 
-Contributions welcome! See the [Contributing Guide](https://github.com/googleapis/nodejs-essential-contacts/blob/master/CONTRIBUTING.md).
+Contributions welcome! See the [Contributing Guide](https://github.com/googleapis/nodejs-essential-contacts/blob/main/CONTRIBUTING.md).
 
 Please note that this `README.md`, the `samples/README.md`,
 and a variety of configuration files in this repository (including `.nycrc` and `tsconfig.json`)
@@ -149,7 +149,7 @@ to its templates in
 
 Apache Version 2.0
 
-See [LICENSE](https://github.com/googleapis/nodejs-essential-contacts/blob/master/LICENSE)
+See [LICENSE](https://github.com/googleapis/nodejs-essential-contacts/blob/main/LICENSE)
 
 [client-docs]: https://cloud.google.com/nodejs/docs/reference/essential-contacts/latest
 [product-docs]: https://cloud.google.com/resource-manager/docs/managing-notification-contacts/
diff --git a/packages/google-cloud-essentialcontacts/package.json b/packages/google-cloud-essentialcontacts/package.json
index 4f13e34e107..67cade02960 100644
--- a/packages/google-cloud-essentialcontacts/package.json
+++ b/packages/google-cloud-essentialcontacts/package.json
@@ -39,7 +39,7 @@
     "test": "c8 mocha build/test"
   },
   "dependencies": {
-    "google-gax": "^2.17.1"
+    "google-gax": "^2.24.1"
   },
   "devDependencies": {
     "@types/mocha": "^8.2.2",
diff --git a/packages/google-cloud-essentialcontacts/samples/README.md b/packages/google-cloud-essentialcontacts/samples/README.md
index f0f615d5667..8d254c332aa 100644
--- a/packages/google-cloud-essentialcontacts/samples/README.md
+++ b/packages/google-cloud-essentialcontacts/samples/README.md
@@ -31,7 +31,7 @@ Before running the samples, make sure you've followed the steps outlined in
 
 ### Quickstart
 
-View the [source code](https://github.com/googleapis/nodejs-essential-contacts/blob/master/samples/quickstart.js).
+View the [source code](https://github.com/googleapis/nodejs-essential-contacts/blob/main/samples/quickstart.js).
 
 [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-essential-contacts&page=editor&open_in_editor=samples/quickstart.js,samples/README.md)