diff --git a/devel/libevent/Makefile b/devel/libevent/Makefile
index f0d3927edb2c..2f781b8c2d48 100644
--- a/devel/libevent/Makefile
+++ b/devel/libevent/Makefile
@@ -3,7 +3,7 @@
 
 PORTNAME=	libevent
 PORTVERSION=	2.1.8
-PORTREVISION=	1
+PORTREVISION=	2
 DISTVERSIONPREFIX=	release-
 DISTVERSIONSUFFIX=	-stable
 CATEGORIES=	devel
diff --git a/devel/libevent/files/patch-evutil__rand.c b/devel/libevent/files/patch-evutil__rand.c
new file mode 100644
index 000000000000..dd454ae3d1a4
--- /dev/null
+++ b/devel/libevent/files/patch-evutil__rand.c
@@ -0,0 +1,13 @@
+--- evutil_rand.c.orig	2017-01-25 23:37:15 UTC
++++ evutil_rand.c
+@@ -195,8 +195,10 @@ evutil_secure_rng_get_bytes(void *buf, size_t n)
+ void
+ evutil_secure_rng_add_bytes(const char *buf, size_t n)
+ {
++#ifdef arc4random_addrandom
+ 	arc4random_addrandom((unsigned char*)buf,
+ 	    n>(size_t)INT_MAX ? INT_MAX : (int)n);
++#endif
+ }
+ 
+ void