diff --git a/security/stunnel/Makefile b/security/stunnel/Makefile
index 5eb1eeac60ba..613255848e9b 100644
--- a/security/stunnel/Makefile
+++ b/security/stunnel/Makefile
@@ -2,7 +2,7 @@
 # $FreeBSD$
 
 PORTNAME=	stunnel
-PORTVERSION=	5.50
+PORTVERSION=	5.51
 PORTEPOCH=	1
 CATEGORIES=	security
 MASTER_SITES=	https://www.stunnel.org/downloads/%SUBDIR%/ \
diff --git a/security/stunnel/distinfo b/security/stunnel/distinfo
index 6cb79a005323..2c1411e23c72 100644
--- a/security/stunnel/distinfo
+++ b/security/stunnel/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1543938377
-SHA256 (stunnel-5.50.tar.gz) = 951d92502908b852a297bd9308568f7c36598670b84286d3e05d4a3a550c0149
-SIZE (stunnel-5.50.tar.gz) = 973685
+TIMESTAMP = 1554416695
+SHA256 (stunnel-5.51.tar.gz) = 77437cdd1aef1a621824bb3607e966534642fe90c69f4d2279a9da9fa36c3253
+SIZE (stunnel-5.51.tar.gz) = 979334