diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2f28318..4b8b47d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,6 +4,7 @@ on:
       - 'v2'
 jobs:
   tests:
+    runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
     - name: Install poetry