diff --git a/.github/workflows/pr_validation.yml b/.github/workflows/pr_validation.yml
index 58e2490..dbcac0f 100644
--- a/.github/workflows/pr_validation.yml
+++ b/.github/workflows/pr_validation.yml
@@ -22,6 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     concurrency: triage
     steps:
+      - uses: actions/checkout@v4
       - uses: actions/labeler@v4
         with:
           repo-token: "${{ secrets.GITHUB_TOKEN }}"
@@ -30,6 +31,7 @@ jobs:
     runs-on: ubuntu-latest
     concurrency: size-label
     steps:
+      - uses: actions/checkout@v4
       - name: size-label
         uses: "pascalgn/size-label-action@v0.5.0"
         env:
diff --git a/poetry.lock b/poetry.lock
index 5267919..a929ea1 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -3072,4 +3072,4 @@ testing = ["coverage (>=5.0.3)", "zope.event", "zope.testing"]
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.10,<3.13"
-content-hash = "1f5a33a7bb24c08476a25364a7537b51afae0c21fabae0b74c82acbe4f4b22b2"
+content-hash = "b1d4e024fe4ecfda2b4953db9be1f1782970ca2c1dec8e5928fadad9ec9dfc85"