diff --git a/.github/workflows/haskell-linux.yml b/.github/workflows/haskell-linux.yml
index d4ff43bf91d..8a02e1355d7 100644
--- a/.github/workflows/haskell-linux.yml
+++ b/.github/workflows/haskell-linux.yml
@@ -28,6 +28,7 @@ jobs:
         ghc: ["8.10.7", "9.2.7"]
         cabal: ["3.10.1.0"]
         os: [ubuntu-latest]
+        n: [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20]
 
     env:
       # Modify this value to "invalidate" the cabal cache.
@@ -38,7 +39,7 @@ jobs:
 
       # current ref from: 27.02.2022
       SECP256K1_REF: ac83be33d0956faf6b7f61a60ab524ef7d6a473a
-    
+
     concurrency:
       group: >
         a+${{ github.event_name }}