diff --git a/lib/roken/Makefile.am b/lib/roken/Makefile.am
index e785871e6..d5f6415be 100644
--- a/lib/roken/Makefile.am
+++ b/lib/roken/Makefile.am
@@ -68,6 +68,7 @@ libroken_la_SOURCES =		\
 	timeval.c		\
 	tm2time.c		\
 	verify.c		\
+	vis.c			\
 	warnerr.c		\
 	write_pid.c		\
 	xdbm.h