diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 6415d43..566edb8 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -2,9 +2,9 @@ name: Ruby
 
 on:
   push:
-    branches: [ master ]
+    branches: [ main ]
   pull_request:
-    branches: [ master ]
+    branches: [ main ]
 
 jobs:
   build:
@@ -12,11 +12,11 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
-    - name: Set up Ruby 2.6
-      uses: actions/setup-ruby@v1
+    - uses: actions/checkout@v3
+    - name: Set up Ruby 2.7
+      uses: ruby/setup-ruby@v1
       with:
-        ruby-version: 2.6.x
+        ruby-version: '2.7'
     - name: Build and test with Rake
       run: |
         gem install bundler