diff --git a/README.md b/README.md
index 6a975c5..37391c0 100644
--- a/README.md
+++ b/README.md
@@ -119,7 +119,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        gemfile: [ rails5, rails6 ]
+        gemfile: [ rails7, rails8 ]
     runs-on: ubuntu-latest
     env: # $BUNDLE_GEMFILE must be set at the job level, so it is set for all steps
       BUNDLE_GEMFILE: ${{ github.workspace }}/gemfiles/${{ matrix.gemfile }}.gemfile