diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index a2c037f..fe688d1 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -1,3 +1,33 @@
+# [2.0.0](https://github.com/cycjimmy/semantic-release-action/compare/v1.3.1...v2.0.0) (2019-10-21)
+
+
+### Styles
+
+* **outputs:** uniform outputs to underline format ([4cea44f](https://github.com/cycjimmy/semantic-release-action/commit/4cea44f71ac0f0c6e31dbb1fffeae5826eec6e2a))
+
+
+### BREAKING CHANGES
+
+* **outputs:** uniform outputs to underline format
+
+Before:
+
+outputs:
+- new-release-published:
+- new-release-version
+- new-release-major-version
+- new-release-minor-version
+- new-release-patch-version
+
+After:
+
+outputs:
+- new_release_published:
+- new_release_version
+- new_release_major_version
+- new_release_minor_version
+- new_release_patch_version
+
 ## [1.3.1](https://github.com/cycjimmy/semantic-release-action/compare/v1.3.0...v1.3.1) (2019-10-21)
 
 
diff --git a/package-lock.json b/package-lock.json
index e5994bf..02337a5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@cycjimmy/semantic-release-action",
-  "version": "1.3.1",
+  "version": "2.0.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 4d19128..1a6a724 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@cycjimmy/semantic-release-action",
-  "version": "1.3.1",
+  "version": "2.0.0",
   "description": "GitHub Action for Semantic Release",
   "main": "index.js",
   "scripts": {