diff --git a/libs/backends/MSVCbackends/portaudio_audiobackend.vcproj b/libs/backends/MSVCbackends/portaudio_audiobackend.vcproj
index 7869a70c66..5562f423ce 100644
--- a/libs/backends/MSVCbackends/portaudio_audiobackend.vcproj
+++ b/libs/backends/MSVCbackends/portaudio_audiobackend.vcproj
@@ -310,6 +310,10 @@
 				RelativePath="..\portaudio\debug.h"
 				>
 			</File>
+			<File
+				RelativePath="..\portaudio\midi_device_info.h"
+				>
+			</File>
 			<File
 				RelativePath="..\portaudio\midi_util.h"
 				>