diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 0c84466..640beac 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -278,7 +278,7 @@ jobs:
           echo "Using: $BUILD_CMD"
 
           SHORT_SHA=$(echo "${{ github.sha }}" | cut -c1-7)
-          $BUILD_CMD build -t flaskpaste:latest -t flaskpaste:sha-${SHORT_SHA} .
+          $BUILD_CMD build -f Containerfile -t flaskpaste:latest -t flaskpaste:sha-${SHORT_SHA} .
           $BUILD_CMD images | grep flaskpaste
 
       - name: Push to Harbor