diff --git a/.github/workflows/ghc.yml b/.github/workflows/ghc.yml
index 4ca298037..91eeb7adf 100644
--- a/.github/workflows/ghc.yml
+++ b/.github/workflows/ghc.yml
@@ -38,7 +38,7 @@ jobs:
       - name: 🧰 Setup Stack
         uses: freckle/stack-action@v5
         with:
-          stack-build-arguments: --${{ github.ref_name != 'master' && 'fast' || '' }} --pedantic
+          stack-build-arguments: ${{ github.ref_name != 'master' && '--fast' || '' }} --pedantic
 
   pipeline:
     name: "Run pipeline"
@@ -55,7 +55,7 @@ jobs:
       - name: 🧰 Setup Stack
         uses: freckle/stack-action@v5
         with:
-          stack-build-arguments: --${{ github.ref_name != 'master' && 'fast' || '' }} --pedantic
+          stack-build-arguments: ${{ github.ref_name != 'master' && '--fast' || '' }} --pedantic
 
       - uses: actions/setup-node@v4
         with: