diff --git a/devel/rubygem-oj/Makefile b/devel/rubygem-oj/Makefile
index b71cedbec352..9e4d77fc7ceb 100644
--- a/devel/rubygem-oj/Makefile
+++ b/devel/rubygem-oj/Makefile
@@ -1,15 +1,15 @@
 PORTNAME=	oj
-PORTVERSION=	3.13.19
+PORTVERSION=	3.13.21
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Fast JSON parser and serializer
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 USES=		gem
 USE_RUBY=	yes
 
 .include <bsd.port.mk>
diff --git a/devel/rubygem-oj/distinfo b/devel/rubygem-oj/distinfo
index 128514c006d2..2c070bce68f6 100644
--- a/devel/rubygem-oj/distinfo
+++ b/devel/rubygem-oj/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1659209964
-SHA256 (rubygem/oj-3.13.19.gem) = ae5a271081bcecdc5ed2dc20039e4ebb582aba4d1f0d2208bc1e87fafd5520ac
-SIZE (rubygem/oj-3.13.19.gem) = 267776
+TIMESTAMP = 1661599493
+SHA256 (rubygem/oj-3.13.21.gem) = aef31a8dcc6f0b9b4bb5cc7ac6cc5272b2d851deb11a1804c2ed6b5501b50e46
+SIZE (rubygem/oj-3.13.21.gem) = 267776