Commit 043879b

@@ -10,6 +10,6 @@ jobs:
     - name: Set up Ruby
       uses: actions/setup-ruby@v1
       with:
-        version: 2.6.x
+        version: 2.7.x
     - name: Build and test
       run: bin/cibuild

@@ -1,8 +1,9 @@
 sudo: false
 language: ruby
 rvm:
-  - 2.4.5
-  - 2.5.5
-  - 2.6.3
+  - 2.4.9
+  - 2.5.7
+  - 2.6.5
+  - 2.7.0
 script:
   - bin/cibuild