diff --git a/MSVCardour3/Ardour3.vcproj b/MSVCardour3/Ardour3.vcproj
index 6e2d4ce741..50b597253c 100644
--- a/MSVCardour3/Ardour3.vcproj
+++ b/MSVCardour3/Ardour3.vcproj
@@ -747,6 +747,10 @@
 				RelativePath="..\gtk2_ardour\location_ui.cc"
 				>
 			</File>
+			<File
+				RelativePath="..\gtk2_ardour\loudness_dialog.cc"
+				>
+			</File>
 			<File
 				RelativePath="..\gtk2_ardour\lua_script_manager.cc"
 				>
@@ -1833,6 +1837,10 @@
 				RelativePath="..\gtk2_ardour\location_ui.h"
 				>
 			</File>
+			<File
+				RelativePath="..\gtk2_ardour\loudness_dialog.h"
+				>
+			</File>
 			<File
 				RelativePath="..\gtk2_ardour\lua_script_manager.h"
 				>
@@ -2141,6 +2149,10 @@
 				RelativePath="..\gtk2_ardour\plugin_ui.h"
 				>
 			</File>
+			<File
+				RelativePath="..\gtk2_ardour\plugin_utils.h"
+				>
+			</File>
 			<File
 				RelativePath="..\gtk2_ardour\point_selection.h"
 				>