diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0bf627d..7e1d90e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+## [3.1.2] - 2020-05-12
+
 ### Added
 
 - Add `level?: number` to `COMMODITIES` record ([522a9ca](https://github.com/screepers/typed-screeps/commit/522a9ca1780ae2d6eade0311983c2e4933eeee68))
@@ -284,7 +286,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 - Initial public `npm` release.
 
-[unreleased]: https://github.com/screepers/typed-screeps/compare/v3.1.1...HEAD
+[unreleased]: https://github.com/screepers/typed-screeps/compare/v3.1.2...HEAD
+[3.1.2]: https://github.com/screepers/typed-screeps/compare/v3.1.1...v3.1.2
 [3.1.1]: https://github.com/screepers/typed-screeps/compare/v3.1.0...v3.1.1
 [3.1.0]: https://github.com/screepers/typed-screeps/compare/v3.0.1...v3.1.0
 [3.0.1]: https://github.com/screepers/typed-screeps/compare/v3.0.0...v3.0.1
diff --git a/dist/index.d.ts b/dist/index.d.ts
index 41732d8..478a069 100644
--- a/dist/index.d.ts
+++ b/dist/index.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for Screeps 3.1.2-beta
+// Type definitions for Screeps 3.1.2
 // Project: https://github.com/screeps/screeps
 // Definitions by: Marko Sulamägi <https://github.com/MarkoSulamagi>
 //                 Nhan Ho <https://github.com/NhanHo>
diff --git a/package.json b/package.json
index bded13b..a81b080 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "typed-screeps",
-  "version": "3.1.2-beta",
+  "version": "3.1.2",
   "description": "Strong TypeScript declarations for the game Screeps.",
   "repository": "screepers/typed-screeps",
   "types": "./dist/index.d.ts",