diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index d0e5e5c..8876e18 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -27,6 +27,12 @@ jobs:
         exclude:
           - rails-version: '5.2.8.1'
             ruby-version: '3.3'
+          - rails-version: 'main'
+            ruby-version: '2.7'
+          - rails-version: 'main'
+            ruby-version: '3.0'
+          - rails-version: 'main'
+            ruby-version: '3.1'
 
     env:
       RAILS_VERSION: ${{ matrix.rails-version }}