diff --git a/etc/Makefile b/etc/Makefile
index acc18d1a2af..fe26c90a346 100644
--- a/etc/Makefile
+++ b/etc/Makefile
@@ -27,6 +27,7 @@ BIN1=   amd.map apmd.conf auth.conf \
 .if exists(${.CURDIR}/../crypto) && !defined(NO_OPENSSH)
 SSH=	${.CURDIR}/../crypto/openssh/ssh_config \
 	${.CURDIR}/../crypto/openssh/sshd_config
+BIN1+=	primes
 .endif
 
 .if exists(${.CURDIR}/../crypto) && !defined(NO_OPENSSL)