diff --git a/lang/rubygem-rb_sys/Makefile b/lang/rubygem-rb_sys/Makefile
index dc8c74f7adf6..0f9d6c1e4489 100644
--- a/lang/rubygem-rb_sys/Makefile
+++ b/lang/rubygem-rb_sys/Makefile
@@ -1,24 +1,25 @@
 PORTNAME=	rb_sys
-PORTVERSION=	0.9.124
+PORTVERSION=	0.9.126
 CATEGORIES=	lang rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	ruby@FreeBSD.org
 COMMENT=	Helpers for compiling Rust extensions for ruby
 WWW=		https://oxidize-rb.github.io/rb-sys/ \
 		https://github.com/oxidize-rb/rb-sys
 
 LICENSE=	APACHE20 MIT
 LICENSE_COMB=   dual
 LICENSE_FILE_APACHE20=	${WRKSRC}/LICENSE-APACHE
 LICENSE_FILE_MIT=	${WRKSRC}/LICENSE-MIT
 
-RUN_DEPENDS=	rubygem-rake-compiler-dock>=1.11.0<1.11.0_99:devel/rubygem-rake-compiler-dock
+RUN_DEPENDS=	rubygem-json>=2:devel/rubygem-json \
+		rubygem-rake-compiler-dock>=1.11.0<1.11.0_99:devel/rubygem-rake-compiler-dock
 
 USES=		gem
 
 NO_ARCH=	yes
 
 PLIST_FILES=	bin/rb-sys-dock
 
 .include <bsd.port.mk>
diff --git a/lang/rubygem-rb_sys/distinfo b/lang/rubygem-rb_sys/distinfo
index 48096b809f81..6c761de9469d 100644
--- a/lang/rubygem-rb_sys/distinfo
+++ b/lang/rubygem-rb_sys/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1771568382
-SHA256 (rubygem/rb_sys-0.9.124.gem) = 513476557b12eaf73764b3da9f8746024558fe8699bda785fb548c9aa3877ae7
-SIZE (rubygem/rb_sys-0.9.124.gem) = 31232
+TIMESTAMP = 1775370391
+SHA256 (rubygem/rb_sys-0.9.126.gem) = ba958e0b8b4b89eeae0b3d24b64c809eb2c37e0ab0773a49e9b1c2e22c95aef8
+SIZE (rubygem/rb_sys-0.9.126.gem) = 31232