diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index df40935..6b27ec3 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -16,8 +16,8 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [macos-latest]
-        python: [3.7, 3.8]
+        os: [macos-latest, ubuntu-latest]
+        python: [3.8]
 
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it