diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2be5f679..8e972c00 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -33,7 +33,7 @@ jobs:
           #  python-version: "3.6"
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       # More info on options: https://github.com/conda-incubator/setup-miniconda
       - uses: conda-incubator/setup-miniconda@v2