diff --git a/csharp/marketconnectionNET/marketconnectionNET/App.config b/csharp/marketconnectionNET/marketconnectionNET/App.config
index 7e40e94..5c9d129 100644
--- a/csharp/marketconnectionNET/marketconnectionNET/App.config
+++ b/csharp/marketconnectionNET/marketconnectionNET/App.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8" ?>
 <configuration>
   <connectionStrings>
-    <add name="marketdb" connectionString="Server=.\Data Source=DESKTOP-HBRKIL2;Initial Catalog=marketdb;Integrated Security=True;" providerName="System.Data.SqlClient"/>
+    <add name="marketdb" connectionString="Data Source=.\SQLEXPRESS;Initial Catalog=marketdb;Integrated Security=True" providerName="System.Data.SqlClient"/>
   </connectionStrings>
     <startup> 
         <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.2" />