1 files changed, 1 insertions, 1 deletions

diff --git a/src/WixToolset.Data/WindowsInstaller/Field.cs b/src/WixToolset.Data/WindowsInstaller/Field.cs
index ac8df9a4..84e8d543 100644
--- a/src/WixToolset.Data/WindowsInstaller/Field.cs
+++ b/src/WixToolset.Data/WindowsInstaller/Field.cs
@@ -275,7 +275,7 @@ namespace WixToolset.Data.WindowsInstaller
         /// <param name="writer">XmlWriter where the Field should persist itself as XML.</param>
         internal virtual void Write(XmlWriter writer)
         {
-            writer.WriteStartElement("field", Output.XmlNamespaceUri);
+            writer.WriteStartElement("field", WindowsInstallerData.XmlNamespaceUri);
 
             if (this.Modified)
             {