diff --git a/CHANGELOG.md b/CHANGELOG.md
index 397836fa..503a069b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## [3.1.1](https://github.com/googleapis/nodejs-iot/compare/v3.1.0...v3.1.1) (2022-08-23)
+
+
+### Bug Fixes
+
+* better support for fallback mode ([#580](https://github.com/googleapis/nodejs-iot/issues/580)) ([8a387d0](https://github.com/googleapis/nodejs-iot/commit/8a387d06c3cf806644c78552c286d7893e73eb74))
+* **deps:** update dependency @google-cloud/iot to v3 ([#576](https://github.com/googleapis/nodejs-iot/issues/576)) ([12bf4a7](https://github.com/googleapis/nodejs-iot/commit/12bf4a77880200f564c26224f2d4aecaacbf6a03))
+
 ## [3.1.0](https://github.com/googleapis/nodejs-iot/compare/v3.0.0...v3.1.0) (2022-07-05)
 
 
diff --git a/package.json b/package.json
index 65361f12..1e2320c9 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@google-cloud/iot",
   "description": "Cloud IoT API client for Node.js",
-  "version": "3.1.0",
+  "version": "3.1.1",
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
diff --git a/samples/package.json b/samples/package.json
index 04512cbd..f7d1a8ca 100644
--- a/samples/package.json
+++ b/samples/package.json
@@ -15,7 +15,7 @@
     "test": "cd manager && npm test && cd ../ && cd http_example && npm test && cd ../ && cd mqtt_example && npm test && cd ../ && cd access_token_example && npm test && cd ../"
   },
   "dependencies": {
-    "@google-cloud/iot": "^3.1.0",
+    "@google-cloud/iot": "^3.1.1",
     "@google-cloud/pubsub": "^3.0.0",
     "@google-cloud/storage": "^6.0.0"
   },