diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 9e83df3f..b484afe8 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -8,6 +8,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: haskell/actions/setup@v1
         with:
+          ghc-version: '8.10.4'
           stack-version: '2.5'
       - uses: actions/cache@v2
         with: