diff --git a/.github/workflows/trigger.yaml b/.github/workflows/trigger.yaml
index e361d54..1ef4279 100644
--- a/.github/workflows/trigger.yaml
+++ b/.github/workflows/trigger.yaml
@@ -11,6 +11,7 @@ jobs:
 #    outputs:
 #      matrix: ${{ steps.matrix.outputs.value }}
     steps:
+      - uses: actions/checkout@v4
       - name: Get changed files
         id: changed-files
         uses: tj-actions/changed-files@v44