1 files changed, 1 insertions, 1 deletions

diff --git a/src/WixToolset.Mba.Core/BootstrapperApplicationData.cs b/src/WixToolset.Mba.Core/BootstrapperApplicationData.cs
index d6d590ba..05672f1b 100644
--- a/src/WixToolset.Mba.Core/BootstrapperApplicationData.cs
+++ b/src/WixToolset.Mba.Core/BootstrapperApplicationData.cs
@@ -9,7 +9,7 @@ namespace WixToolset.Mba.Core
     public class BootstrapperApplicationData : IBootstrapperApplicationData
     {
         public const string DefaultFileName = "BootstrapperApplicationData.xml";
-        public const string XMLNamespace = "http://wixtoolset.org/schemas/v4/2010/BootstrapperApplicationData";
+        public const string XMLNamespace = "http://wixtoolset.org/schemas/v4/BootstrapperApplicationData";
 
         public static readonly DirectoryInfo DefaultFolder;
         public static readonly FileInfo DefaultFile;