diff --git a/.github/workflows/haskell.yml b/.github/workflows/haskell.yml
index b35f41787..10e0a678e 100644
--- a/.github/workflows/haskell.yml
+++ b/.github/workflows/haskell.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-16.04
     strategy:
       matrix:
-        ghc: ["8.8.1", "8.6.5"]
+        ghc: ["8.8.1", "8.6.5", "8.6.4", "8.6.3", "8.6.2", "8.4.4", "8.2.2", "8.0.2"]
         cabal: ["3.0"]
 
     steps: