diff --git a/mingw-w64-headers/Makefile.in b/mingw-w64-headers/Makefile.in
index 99d85e6..712f062 100644
--- a/mingw-w64-headers/Makefile.in
+++ b/mingw-w64-headers/Makefile.in
@@ -510,6 +510,7 @@
 @HAVE_WIDL_TRUE@  include/tlbref.idl \
 @HAVE_WIDL_TRUE@  include/tlogstg.idl \
 @HAVE_WIDL_TRUE@  include/tpcshrd.idl \
+@HAVE_WIDL_TRUE@  include/tsvirtualchannels.idl \
 @HAVE_WIDL_TRUE@  include/tuner.idl \
 @HAVE_WIDL_TRUE@  include/uianimation.idl \
 @HAVE_WIDL_TRUE@  include/uiautomationclient.idl \