diff --git a/.github/workflows/haskell.yml b/.github/workflows/haskell.yml
index 7e8892a..c806e38 100644
--- a/.github/workflows/haskell.yml
+++ b/.github/workflows/haskell.yml
@@ -32,7 +32,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macOS-latest, windows-latest]
-        ghc-version: ['latest']
+        ghc-version: ['9.8']
 
     steps:
       - name: Check out code