diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index 1965874..3123379 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -39,6 +39,7 @@ jobs:
       version: v${{ steps.version.outputs.value }}
     steps:
       # Detect version from pyproject.toml
+      - uses: actions/checkout@v4
       - uses: SebRollen/toml-action@v1.2.0
         id: version
         with: