diff --git a/devel/afl/Makefile b/devel/afl/Makefile
index 35c62c31d5e..d541e17f395 100644
--- a/devel/afl/Makefile
+++ b/devel/afl/Makefile
@@ -1,9 +1,9 @@
-#	$OpenBSD: Makefile,v 1.45 2017/07/24 12:46:45 gsoares Exp $
+#	$OpenBSD: Makefile,v 1.46 2017/09/07 22:12:57 gsoares Exp $
 
 ONLY_FOR_ARCHS= i386 amd64
 
 COMMENT=	instrumented fuzzer
-DISTNAME=	afl-2.49b
+DISTNAME=	afl-2.51b
 EXTRACT_SUFX=	.tgz
 CATEGORIES=	devel
 
diff --git a/devel/afl/distinfo b/devel/afl/distinfo
index 16187ef9373..54c066749e6 100644
--- a/devel/afl/distinfo
+++ b/devel/afl/distinfo
@@ -1,2 +1,2 @@
-SHA256 (afl-2.49b.tgz) = 98UssCQ/KhhqQOcADbglVFB0tXc+mJRojGH5RfmtiNE=
-SIZE (afl-2.49b.tgz) = 834967
+SHA256 (afl-2.51b.tgz) = 1DW5SzW4ROoLrL24UW0tWt/8Kk9KWq14eFxdKlSVu5c=
+SIZE (afl-2.51b.tgz) = 835611