diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6b10c01..056b1af 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -11,10 +11,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@v1
-    - name: Set up Ruby 2.6
-      uses: actions/setup-ruby@v1
-      with:
-        ruby-version: 2.6.x
+    - name: Set up Ruby
+      uses: ruby/setup-ruby@v1
     - name: Set up cache
       uses: actions/cache@preview
       with:
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 1c21b74..e6ca367 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -10,10 +10,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v1
-    - name: Set up Ruby 2.6
-      uses: actions/setup-ruby@v1
-      with:
-        ruby-version: 2.6.x
+    - name: Set up Ruby
+      uses: ruby/setup-ruby@v1
     - name: Setup Rubygems
       env:
         RUBYGEMS_API_KEY: ${{ secrets.RUBYGEMS_API_KEY }}
diff --git a/.ruby-version b/.ruby-version
index 57cf282..49cdd66 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.6.5
+2.7.6