diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index b83a7e4..1182925 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -31,7 +31,7 @@ jobs:
 
     - name: Install dependencies
       run: |
-        gem upgrade --system
+        gem update --system
         bundle install
         cd rswag-ui && npm install