diff --git a/devel/rubygem-json/Makefile b/devel/rubygem-json/Makefile
index 69da024f1ffe..a7a54a8c3e93 100644
--- a/devel/rubygem-json/Makefile
+++ b/devel/rubygem-json/Makefile
@@ -1,20 +1,20 @@
 PORTNAME=	json
-PORTVERSION=	2.20.0
+PORTVERSION=	2.21.0
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	JSON implementation as a Ruby extension in C
 WWW=		https://ruby.github.io/json/ \
 		https://github.com/ruby/json/releases
 
 LICENSE=	BSD2CLAUSE RUBY
 LICENSE_COMB=	dual
 LICENSE_FILE_BSD2CLAUSE=${WRKSRC}/BSDL
 LICENSE_FILE_RUBY=	${WRKSRC}/COPYING
 
 USES=		cpe gem
 
 CPE_VENDOR=	ruby-lang
 
 .include <bsd.port.mk>
diff --git a/devel/rubygem-json/distinfo b/devel/rubygem-json/distinfo
index f0f6c6714735..7658dc749378 100644
--- a/devel/rubygem-json/distinfo
+++ b/devel/rubygem-json/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1782966862
-SHA256 (rubygem/json-2.20.0.gem) = 9362bc6e55a952b056abf9167cf053358181c904cb70cd6eee0808ea830fc32b
-SIZE (rubygem/json-2.20.0.gem) = 109568
+TIMESTAMP = 1784005340
+SHA256 (rubygem/json-2.21.0.gem) = 8de199e53f93450414b9fd49811012a73f3e3265b60468c7274d1cacebde1969
+SIZE (rubygem/json-2.21.0.gem) = 112640