diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 0d639492..736163e2 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -86,6 +86,7 @@ jobs:
     - uses: actions/checkout@v1
       with:
         repository: andreabedini/haskell-actions
+        ref: 'main'
         path: ghcup
     - uses: ./ghcup/ghcup
     - uses: actions/checkout@v1