diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1776e59f..20720ba8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [9.1.0]
+### Added
+- Add deprecation warning for encryption methods ([#218](https://github.com/MetaMask/providers/pull/218))
+
 ## [9.0.0]
 ### Changed
 - **BREAKING:** Move stream functionality from `BaseProvider` to new `StreamProvider` ([#209](https://github.com/MetaMask/providers/pull/209))
@@ -188,7 +192,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   added deprecation warnings for them ([#30](https://github.com/MetaMask/providers/pull/30))
 - Un-deprecated `sendAsync` ([#29](https://github.com/MetaMask/providers/pull/29))
 
-[Unreleased]: https://github.com/MetaMask/providers/compare/v9.0.0...HEAD
+[Unreleased]: https://github.com/MetaMask/providers/compare/v9.1.0...HEAD
+[9.1.0]: https://github.com/MetaMask/providers/compare/v9.0.0...v9.1.0
 [9.0.0]: https://github.com/MetaMask/providers/compare/v8.1.1...v9.0.0
 [8.1.1]: https://github.com/MetaMask/providers/compare/v8.1.0...v8.1.1
 [8.1.0]: https://github.com/MetaMask/providers/compare/v8.0.4...v8.1.0
diff --git a/package.json b/package.json
index 3e8d4b22..d601526a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@metamask/providers",
-  "version": "9.0.0",
+  "version": "9.1.0",
   "description": "A JavaScript Ethereum provider that connects to the wallet over a stream.",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",