diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index a284b64..6ffccd6 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -11,7 +11,7 @@ jobs:
     strategy:
       matrix:
         python-version: [3.6, 3.7, 3.8, 3.9]
-        os: [macos-10.15, ubuntu-18.04]
+        os: [macos-latest, ubuntu-latest]
     
     steps:
       - uses: actions/checkout@v2