diff --git a/.github/workflows/run-tests.yaml b/.github/workflows/run-tests.yaml
index e5e1d55..df8183c 100644
--- a/.github/workflows/run-tests.yaml
+++ b/.github/workflows/run-tests.yaml
@@ -28,7 +28,7 @@ jobs:
     steps:
 
       # Setup Python/pip
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: s-weigand/setup-conda@v1
         with:
           conda-channels: conda-forge