diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2ac64aba..eab7c03e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://www.npmjs.com/package/@google-cloud/speech?activeTab=versions
 
+### [4.8.1](https://www.github.com/googleapis/nodejs-speech/compare/v4.8.0...v4.8.1) (2021-09-10)
+
+
+### Bug Fixes
+
+* **build:** set default branch to main ([#797](https://www.github.com/googleapis/nodejs-speech/issues/797)) ([7746ee5](https://www.github.com/googleapis/nodejs-speech/commit/7746ee5c5879b527a6565a134e3154509de94656))
+
 ## [4.8.0](https://www.github.com/googleapis/nodejs-speech/compare/v4.7.0...v4.8.0) (2021-08-23)
 
 
diff --git a/package.json b/package.json
index d45b359e..ce268e82 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@google-cloud/speech",
   "description": "Cloud Speech Client Library for Node.js",
-  "version": "4.8.0",
+  "version": "4.8.1",
   "license": "Apache-2.0",
   "author": "Google Inc.",
   "engines": {
diff --git a/samples/package.json b/samples/package.json
index 606759a6..48f9b4c6 100644
--- a/samples/package.json
+++ b/samples/package.json
@@ -15,7 +15,7 @@
     "test": "c8 mocha system-test --timeout 600000"
   },
   "dependencies": {
-    "@google-cloud/speech": "^4.8.0",
+    "@google-cloud/speech": "^4.8.1",
     "@google-cloud/storage": "^5.0.0",
     "chalk": "^4.0.0",
     "node-record-lpcm16": "^1.0.1",