diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index 2f17acac0..3d93956bc 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -13,7 +13,7 @@ on:
 jobs:
   build:
 
-    runs-on: [ubuntu-latest, macos-latest, windows-latest]
+    runs-on: ubuntu-latest
 
     strategy:
       matrix: