diff --git a/labs/lab-04-storage/tests/99-final-verification.sh b/labs/lab-04-storage/tests/99-final-verification.sh
index bd7f13e..a855012 100755
--- a/labs/lab-04-storage/tests/99-final-verification.sh
+++ b/labs/lab-04-storage/tests/99-final-verification.sh
@@ -13,7 +13,7 @@ check "docker compose config &>/dev/null" "Syntax valid"
 docker compose up -d && sleep 8
 
 # Volume checks
-VOLUMES=$(docker volume ls --format '{{.Name}}' | grep -c "lab04" || echo "0")
+VOLUMES=$(docker volume ls --format '{{.Name}}' | grep -E "lab04|minio-data|db-data|test-data" | wc -l)
 check "[[ $VOLUMES -ge 3 ]]" "Named volumes created ($VOLUMES)"
 
 # MinIO checks