diff --git a/README.md b/README.md
index 307ffdd..d29e85e 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ Basic:
 ```yaml
 steps:
 - uses: actions/checkout@master
-- uses: actions/setup-ruby@master
+- uses: actions/setup-ruby@v1
   with:
     version: 2.x // Version range or exact version of a Ruby version to use, using semvers version range syntax.
 - run: ruby hello.rb
@@ -30,7 +30,7 @@ jobs:
     steps:
       - uses: actions/checkout@master
       - name: Setup ruby
-        uses: actions/setup-ruby@master
+        uses: actions/setup-ruby@v1
         with:
           version: ${{ matrix.ruby }}
           architecture: x64
diff --git a/package-lock.json b/package-lock.json
index dcfad44..8317dc4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "setup-ruby",
-  "version": "0.0.0",
+  "version": "1.0.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 46b339e..eb85ba1 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "setup-ruby",
-  "version": "0.0.0",
+  "version": "1.0.0",
   "private": true,
   "description": "setup ruby action",
   "main": "lib/setup-ruby.js",