diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 12462a5..b7fbc9a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -7,9 +7,7 @@ jobs:
     strategy:
       matrix:
         os:
-          - macos-latest
           - ubuntu-latest
-          - windows-latest
         ocaml-compiler:
           - 4.14.x
     runs-on: ${{ matrix.os }}