diff --git a/install.sh b/install.sh
index 962bb66..23db8b5 100644
--- a/install.sh
+++ b/install.sh
@@ -157,7 +157,7 @@ get_random_port() {
   done
 }
 FINAL_PORT=$(get_random_port)
-DB_EXTERNAL_PORT=5432
+DB_EXTERNAL_PORT="5432"
 
 # --- 4. Генерация паролей ---
 DB_PASS=$(openssl rand -base64 12)