diff --git a/devel/rubygem-google-protobuf/Makefile b/devel/rubygem-google-protobuf/Makefile
index b228c43e7598..7a623348e3b9 100644
--- a/devel/rubygem-google-protobuf/Makefile
+++ b/devel/rubygem-google-protobuf/Makefile
@@ -1,18 +1,18 @@
 # Created by: Po-Chuan Hsieh <sunpoet@FreeBSD.org>
 
 PORTNAME=	google-protobuf
-PORTVERSION=	3.20.1
+PORTVERSION=	3.21.1
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Ruby extension to Google Protocol Buffers
 
 LICENSE=	BSD3CLAUSE
 
 USES=		gem shebangfix
 USE_RUBY=	yes
 
 SHEBANG_GLOB=	*.rb
 
 .include <bsd.port.mk>
diff --git a/devel/rubygem-google-protobuf/distinfo b/devel/rubygem-google-protobuf/distinfo
index e5e5ae59699c..faf797316bc2 100644
--- a/devel/rubygem-google-protobuf/distinfo
+++ b/devel/rubygem-google-protobuf/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1650970251
-SHA256 (rubygem/google-protobuf-3.20.1.gem) = 6202ddc4ec7849ea5fda64016477ecfd89169d90a7d919b65d1878e66768be07
-SIZE (rubygem/google-protobuf-3.20.1.gem) = 175104
+TIMESTAMP = 1653926096
+SHA256 (rubygem/google-protobuf-3.21.1.gem) = c8fb81259902d4cab67a8d58ab7303ada45d8eb2156cd48f18a15383b1df148d
+SIZE (rubygem/google-protobuf-3.21.1.gem) = 175104