diff --git a/libs/gtkmm2ext/MSVCgtkmm2ext/gtkmm2ext.vcproj b/libs/gtkmm2ext/MSVCgtkmm2ext/gtkmm2ext.vcproj
index fd314d532c..325482874e 100644
--- a/libs/gtkmm2ext/MSVCgtkmm2ext/gtkmm2ext.vcproj
+++ b/libs/gtkmm2ext/MSVCgtkmm2ext/gtkmm2ext.vcproj
@@ -409,6 +409,10 @@
RelativePath="..\scroomer.cc"
>
+
+
@@ -631,6 +635,10 @@
RelativePath="..\gtkmm2ext\scroomer.h"
>
+
+