diff --git a/packages/google-cloud-billing/CHANGELOG.md b/packages/google-cloud-billing/CHANGELOG.md
index 1ee3debe606..b787d33624b 100644
--- a/packages/google-cloud-billing/CHANGELOG.md
+++ b/packages/google-cloud-billing/CHANGELOG.md
@@ -1,5 +1,14 @@
 # Changelog
 
+## [3.1.1](https://github.com/googleapis/nodejs-billing/compare/v3.1.0...v3.1.1) (2022-08-23)
+
+
+### Bug Fixes
+
+* better support for fallback mode ([#240](https://github.com/googleapis/nodejs-billing/issues/240)) ([b56bc7d](https://github.com/googleapis/nodejs-billing/commit/b56bc7d793cc28edc272a257f0477c240653c4bb))
+* change import long to require ([#241](https://github.com/googleapis/nodejs-billing/issues/241)) ([b9a1546](https://github.com/googleapis/nodejs-billing/commit/b9a15460a5075c4f1cbf9686f33f1117b82b1134))
+* remove pip install statements ([#1546](https://github.com/googleapis/nodejs-billing/issues/1546)) ([#243](https://github.com/googleapis/nodejs-billing/issues/243)) ([64c462c](https://github.com/googleapis/nodejs-billing/commit/64c462caa3db15dd193a3043111e33453a5b8bab))
+
 ## [3.1.0](https://github.com/googleapis/nodejs-billing/compare/v3.0.0...v3.1.0) (2022-07-04)
 
 
diff --git a/packages/google-cloud-billing/package.json b/packages/google-cloud-billing/package.json
index 061cd907d7a..4b84bce085c 100644
--- a/packages/google-cloud-billing/package.json
+++ b/packages/google-cloud-billing/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@google-cloud/billing",
-  "version": "3.1.0",
+  "version": "3.1.1",
   "description": "Billing client for Node.js",
   "repository": "googleapis/nodejs-billing",
   "license": "Apache-2.0",
diff --git a/packages/google-cloud-billing/samples/generated/v1/snippet_metadata.google.cloud.billing.v1.json b/packages/google-cloud-billing/samples/generated/v1/snippet_metadata.google.cloud.billing.v1.json
index a48ac3486c3..df668d11b10 100644
--- a/packages/google-cloud-billing/samples/generated/v1/snippet_metadata.google.cloud.billing.v1.json
+++ b/packages/google-cloud-billing/samples/generated/v1/snippet_metadata.google.cloud.billing.v1.json
@@ -1,7 +1,7 @@
 {
     "clientLibrary": {
         "name": "nodejs-billing",
-        "version": "3.1.0",
+        "version": "3.1.1",
         "language": "TYPESCRIPT",
         "apis": [
             {
diff --git a/packages/google-cloud-billing/samples/package.json b/packages/google-cloud-billing/samples/package.json
index 1948c4b6b12..35cf2f6dc18 100644
--- a/packages/google-cloud-billing/samples/package.json
+++ b/packages/google-cloud-billing/samples/package.json
@@ -13,7 +13,7 @@
     "test": "c8 mocha --timeout 600000 test/*.js"
   },
   "dependencies": {
-    "@google-cloud/billing": "^3.1.0"
+    "@google-cloud/billing": "^3.1.1"
   },
   "devDependencies": {
     "c8": "^7.1.0",