diff --git a/lib/roken/Makefile.am b/lib/roken/Makefile.am
index 0ac62ba29..f287c1427 100644
--- a/lib/roken/Makefile.am
+++ b/lib/roken/Makefile.am
@@ -145,6 +145,7 @@ EXTRA_libroken_la_SOURCES =	\
 	unsetenv.c		\
 	verr.c			\
 	verrx.c			\
+	vis.hin			\
 	vsyslog.c		\
 	vwarn.c			\
 	vwarnx.c		\