diff --git a/.github/workflows/haskell.yml b/.github/workflows/haskell.yml
index f540502..5d1e70d 100644
--- a/.github/workflows/haskell.yml
+++ b/.github/workflows/haskell.yml
@@ -8,12 +8,12 @@ jobs:
       matrix:
         ghc: ['8.0.2', '8.2.2', '8.4.4', '8.6.5', '8.8.4', '8.10.2']
         os: ['ubuntu-latest', 'macos-latest']
-      exclude:
-        # There are some linker warnings in 802 on darwin that
-        # cause compilation to fail
-        # See https://github.com/NixOS/nixpkgs/issues/25139
-        - ghc: '8.0.2'
-          os: 'macos-latest'
+        exclude:
+          # There are some linker warnings in 802 on darwin that
+          # cause compilation to fail
+          # See https://github.com/NixOS/nixpkgs/issues/25139
+          - ghc: '8.0.2'
+            os: 'macos-latest'
     runs-on: ${{ matrix.os }}
 
     name: GHC ${{ matrix.ghc }} on ${{ matrix.os }}