diff --git a/.github/workflows/run-tests-nightly.yml b/.github/workflows/run-tests-nightly.yml
index 3df0bbf..a234b20 100644
--- a/.github/workflows/run-tests-nightly.yml
+++ b/.github/workflows/run-tests-nightly.yml
@@ -21,9 +21,7 @@ jobs:
       fail-fast: false
       matrix:
         os:
-          - runs-on: macos-latest
           - runs-on: ubuntu-latest
-          - runs-on: windows-latest
 
     steps:
       - name: Checkout Code