diff --git a/MSVCardour3/Ardour3.vcproj b/MSVCardour3/Ardour3.vcproj
index dd0f249524..1440d54d14 100644
--- a/MSVCardour3/Ardour3.vcproj
+++ b/MSVCardour3/Ardour3.vcproj
@@ -731,6 +731,10 @@
 				RelativePath="..\gtk2_ardour\lua_script_manager.cc"
 				>
 			</File>
+			<File
+				RelativePath="..\gtk2_ardour\luadialog.cc"
+				>
+			</File>
 			<File
 				RelativePath="..\gtk2_ardour\luainstance.cc"
 				>
@@ -1761,6 +1765,10 @@
 				RelativePath="..\gtk2_ardour\lua_script_manager.h"
 				>
 			</File>
+			<File
+				RelativePath="..\gtk2_ardour\luadialog.h"
+				>
+			</File>
 			<File
 				RelativePath="..\gtk2_ardour\luainstance.h"
 				>