diff --git a/MSVCardour3/Ardour3.vcproj b/MSVCardour3/Ardour3.vcproj
index c34fddae97..6b6d8e073b 100644
--- a/MSVCardour3/Ardour3.vcproj
+++ b/MSVCardour3/Ardour3.vcproj
@@ -851,6 +851,10 @@
 				RelativePath="..\gtk2_ardour\missing_file_dialog.cc"
 				>
 			</File>
+			<File
+				RelativePath="..\gtk2_ardour\missing_filesource_dialog.cc"
+				>
+			</File>
 			<File
 				RelativePath="..\gtk2_ardour\missing_plugin_dialog.cc"
 				>
@@ -1949,6 +1953,10 @@
 				RelativePath="..\gtk2_ardour\missing_file_dialog.h"
 				>
 			</File>
+			<File
+				RelativePath="..\gtk2_ardour\missing_filesource_dialog.h"
+				>
+			</File>
 			<File
 				RelativePath="..\gtk2_ardour\missing_plugin_dialog.h"
 				>