diff --git a/libs/ardour/MSVClibardour/ardour.vcproj b/libs/ardour/MSVClibardour/ardour.vcproj
index 9483eb4140..18fcf4f2d3 100644
--- a/libs/ardour/MSVClibardour/ardour.vcproj
+++ b/libs/ardour/MSVClibardour/ardour.vcproj
@@ -643,6 +643,10 @@
 				RelativePath="..\midi_buffer.cc"
 				>
 			</File>
+			<File
+				RelativePath="..\midi_channel_filter.cc"
+				>
+			</File>
 			<File
 				RelativePath="..\midi_clock_slave.cc"
 				>
@@ -1721,6 +1725,10 @@
 				RelativePath="..\ardour\midi_buffer.h"
 				>
 			</File>
+			<File
+				RelativePath="..\ardour\midi_channel_filter.h"
+				>
+			</File>
 			<File
 				RelativePath="..\ardour\midi_diskstream.h"
 				>