diff --git a/devel/rubygem-google-protobuf351/Makefile b/devel/rubygem-google-protobuf351/Makefile
index d63190914e830..6805befd141ab 100644
--- a/devel/rubygem-google-protobuf351/Makefile
+++ b/devel/rubygem-google-protobuf351/Makefile
@@ -1,17 +1,19 @@
-# Created by: Po-Chuan Hsieh <sunpoet@FreeBSD.org>
-# $FreeBSD: head/devel/rubygem-google-protobuf351/Makefile 460476 2018-01-31 15:51:34Z sunpoet $
+# $FreeBSD$
 
 PORTNAME=	google-protobuf
-PORTVERSION=	3.5.1.2
+PORTVERSION=	3.5.1
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
+PKGNAMESUFFIX=	351
 
-MAINTAINER=	sunpoet@FreeBSD.org
+MAINTAINER=	idefix@fechner.net
 COMMENT=	Ruby extension to Google Protocol Buffers
 
 LICENSE=	BSD3CLAUSE
 
-USE_RUBY=	yes
+PORTSCOUT=	limit:^3\.5\.1
+
 USES=		gem
+USE_RUBY=	yes
 
 .include <bsd.port.mk>
diff --git a/devel/rubygem-google-protobuf351/distinfo b/devel/rubygem-google-protobuf351/distinfo
index 02291fcd525cb..e7a98c647457a 100644
--- a/devel/rubygem-google-protobuf351/distinfo
+++ b/devel/rubygem-google-protobuf351/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1517409280
-SHA256 (rubygem/google-protobuf-3.5.1.2.gem) = a439bd06278e2207d0caf2e1edf6c6f94fcd52c21fd3f2b27be0ec2648b9c4e6
-SIZE (rubygem/google-protobuf-3.5.1.2.gem) = 239616
+TIMESTAMP = 1519302440
+SHA256 (rubygem/google-protobuf-3.5.1.gem) = 11a3442d823bf9b2a83cee74e5ada8b1c4e4ced6592b6b96e678e6c653931169
+SIZE (rubygem/google-protobuf-3.5.1.gem) = 239616