diff --git a/Source/MySql.Data/MysqlDefs.cs b/Source/MySql.Data/MysqlDefs.cs
index efcf5f2..93fcce0 100644
--- a/Source/MySql.Data/MysqlDefs.cs
+++ b/Source/MySql.Data/MysqlDefs.cs
@@ -522,7 +522,7 @@ namespace MySql.Data.MySqlClient
         string os = string.Empty;
         try
         {
-          var searcher = new System.Management.ManagementObjectSearcher("SELECT * FROM Win32_OperatingSystem");
+          var searcher = new System.Management.ManagementObjectSearcher("SELECT Caption FROM Win32_OperatingSystem");
           var collection = searcher.Get();
           foreach (var mgtObj in collection)
           {