diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 1d8a1d29..8bdb2ab4 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -26,6 +26,8 @@ jobs:
           --health-interval 10s
           --health-timeout 5s
           --health-retries 5
+        ports:
+          - 6379:6379
 
     steps:
     - uses: actions/checkout@v2