diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index a07e77a..6b86be1 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -14,7 +14,7 @@ jobs:
     name: GHC v${{ matrix.ghc-ver }}
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
       with:
         submodules: true
     - name: Copy cabal project files