diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index f56ba2f..46e57ea 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -33,7 +33,7 @@ jobs:
     steps:
 
     - name: Acquire sources
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     - name: Set up Python
       uses: actions/setup-python@v5