diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index 4428669..8743008 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
 
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
       with:
         submodules: recursive