diff --git a/.woodpecker.yml b/.woodpecker.yml
index 8568b94..c78e00a 100644
--- a/.woodpecker.yml
+++ b/.woodpecker.yml
@@ -11,7 +11,7 @@ steps:
     commands:
       - |
         set -eu
-        CONTAINER_ID="$(docker ps --format '{{.ID}} {{.Ports}}' | awk '/:8091->80\/tcp/ {print $1; exit}')"
+        CONTAINER_ID="$(docker ps --filter publish=8091 --format '{{.ID}}' | head -n 1)"
         test -n "$CONTAINER_ID" || { echo "No running portfolio container found on port 8091"; exit 1; }
         HOST_SITE="$(docker inspect "$CONTAINER_ID" --format '{{range .Mounts}}{{if eq .Destination "/usr/share/nginx/html"}}{{.Source}}{{end}}{{end}}')"
         test -n "$HOST_SITE" || { echo "Portfolio container has no /usr/share/nginx/html bind mount"; exit 1; }