diff --git a/.github/workflows/update-server.yml b/.github/workflows/update-server.yml
index 1c84e42..9dfae87 100644
--- a/.github/workflows/update-server.yml
+++ b/.github/workflows/update-server.yml
@@ -6,13 +6,14 @@ jobs:
     name: validate the new configuration
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
       - name: install packages
         run: |
           apt update -y
           apt install -y docker-compose
+      - uses: actions/checkout@v3
       - name: validate files
         run: |
+          set -e
           DC_ARGS=""
           for file in docker-compose.*.yml; do
             DC_ARGS="-f $file "