diff --git a/PC/VS9.0/pythoncore.vcproj b/PC/VS9.0/pythoncore.vcproj
index 44a1e5ffd6a..9fb63ff105b 100644
--- a/PC/VS9.0/pythoncore.vcproj
+++ b/PC/VS9.0/pythoncore.vcproj
@@ -802,6 +802,10 @@
 				RelativePath="..\..\Include\moduleobject.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\Include\namespaceobject.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\Include\node.h"
 				>
@@ -1562,6 +1566,10 @@
 				RelativePath="..\..\Objects\moduleobject.c"
 				>
 			</File>
+			<File
+				RelativePath="..\..\Objects\namespaceobject.c"
+				>
+			</File>
 			<File
 				RelativePath="..\..\Objects\object.c"
 				>