diff --git a/.github/workflows/test-external.yaml b/.github/workflows/test-external.yaml
index a03fe457b..a8416f8a8 100644
--- a/.github/workflows/test-external.yaml
+++ b/.github/workflows/test-external.yaml
@@ -11,7 +11,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        ruby: ['3.0', '3.1', '3.2', '3.3']
+        ruby: ['3.1', '3.2', '3.3']
 
     runs-on: ${{matrix.os}}
     env: