diff --git a/.github/workflows/haskell.yml b/.github/workflows/haskell.yml
index 42f2b2a..0128189 100644
--- a/.github/workflows/haskell.yml
+++ b/.github/workflows/haskell.yml
@@ -7,7 +7,7 @@ jobs:
     strategy:
       matrix:
         ghc: ['8.6.5', '8.10.7', '9.6.1']
-        os: ['ubuntu-latest', 'macos-latest']
+        os: ['ubuntu-latest'] # , 'macos-latest']
     runs-on: ${{ matrix.os }}
 
     name: GHC ${{ matrix.ghc }} on ${{ matrix.os }}