diff --git a/CHANGELOG.md b/CHANGELOG.md
index 392b4fb..68ba4b4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,17 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [1.0.0](https://github.com/ParkerM/close-tabs-to-left/compare/v0.1.1...v1.0.0) (2021-05-21)
+
+
+### ⚠ BREAKING CHANGES
+
+* restrict max firefox version to avoid functional overlap
+
+### Features
+
+* restrict max firefox version to avoid functional overlap ([1465a5f](https://github.com/ParkerM/close-tabs-to-left/commit/1465a5f10e38472e5da9e054f12e34d5ea6cb0b8))
+
 ## [0.1.1](https://github.com/ParkerM/close-tabs-to-left/compare/v0.0.4...v0.1.1) (2021-05-21)
 
 **Note:** Dependency upgrades and first "minor" release  
diff --git a/manifest.json b/manifest.json
index 1e55311..50d6d71 100644
--- a/manifest.json
+++ b/manifest.json
@@ -3,7 +3,7 @@
   "default_locale": "en",
   "name": "__MSG_extensionName__",
   "description": "__MSG_extensionDescription__",
-  "version": "0.1.1",
+  "version": "1.0.0",
   "homepage_url": "https://github.com/ParkerM/close-tabs-to-left",
   "developer": {
     "name": "Parker Mauney",
diff --git a/package.json b/package.json
index 3139617..5a3f445 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "close-tabs-to-left",
-  "version": "0.1.1",
+  "version": "1.0.0",
   "main": "index.js",
   "license": "MIT",
   "repository": "github:ParkerM/close-tabs-to-left",