diff --git a/workloads/ecommerce/commerce/medusa.yaml b/workloads/ecommerce/commerce/medusa.yaml
index e8b1abf..cf123db 100644
--- a/workloads/ecommerce/commerce/medusa.yaml
+++ b/workloads/ecommerce/commerce/medusa.yaml
@@ -36,7 +36,7 @@ spec:
             - sh
             - -c
             - |
-              until pg_isready -d "$DATABASE_URL" -t 5; do
+              until pg_isready -h postgres-svc -p 5432 -U "$POSTGRES_USER" -d "$POSTGRES_DB" -t 5; do
                 echo "postgres no disponible aun, reintentando..."
                 sleep 2
               done