diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 17c652c..09c3e96 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -47,7 +47,7 @@ jobs:
     name: Run unit tests online
     strategy:
       matrix:
-        platform: [linux]
+        os: [ubuntu-latest]
         python-version: ['3.10']
     runs-on: ${{ matrix.platform }}