diff --git a/TinyPOS/TinyPosDBGen/Program.cs b/TinyPOS/TinyPosDBGen/Program.cs
index 699cb30..0d5dcbf 100644
--- a/TinyPOS/TinyPosDBGen/Program.cs
+++ b/TinyPOS/TinyPosDBGen/Program.cs
@@ -16,7 +16,7 @@ namespace TinyPosDBGen
         {
             string source = "localhost";
             string catalog = "TestDB";
-            string userId = "sa";
+            string userId = "app_client";
             string userPassword = "";
 
             Console.WriteLine("데이터베이스를 초기화합니다.");