diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index fc99eda..3d3d81f 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -14,7 +14,7 @@ jobs:
       matrix:
         python-version: [3.8]
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: conda-incubator/setup-miniconda@v2
         with:
           mamba-version: "*"