diff --git a/databases/mysql55-server/Makefile b/databases/mysql55-server/Makefile
index 4b2d1d0f41d7..364526066206 100644
--- a/databases/mysql55-server/Makefile
+++ b/databases/mysql55-server/Makefile
@@ -6,7 +6,7 @@
 #
 
 PORTNAME?=	mysql
-PORTVERSION=	5.5.20
+PORTVERSION=	5.5.21
 PORTREVISION?=	0
 CATEGORIES=	databases ipv6
 MASTER_SITES=	${MASTER_SITE_MYSQL}
diff --git a/databases/mysql55-server/distinfo b/databases/mysql55-server/distinfo
index 0557257b5b50..be0a1c0fc24b 100644
--- a/databases/mysql55-server/distinfo
+++ b/databases/mysql55-server/distinfo
@@ -1,2 +1,2 @@
-SHA256 (mysql-5.5.20.tar.gz) = d07a84152ad3131ca63c20068be6192b0d212462e6cfedd092a1e9fc2b30540e
-SIZE (mysql-5.5.20.tar.gz) = 24305842
+SHA256 (mysql-5.5.21.tar.gz) = 2471fedc42bafb8210f7ff132172f6f57933f9727cc61d98197a91cfbfdf78cd
+SIZE (mysql-5.5.21.tar.gz) = 24341768