diff --git a/science/rubygem-rgeo-proj4/Makefile b/science/rubygem-rgeo-proj4/Makefile
index 9ba0f581967c..93a0ba330759 100644
--- a/science/rubygem-rgeo-proj4/Makefile
+++ b/science/rubygem-rgeo-proj4/Makefile
@@ -1,21 +1,20 @@
 PORTNAME=	rgeo-proj4
-PORTVERSION=	3.1.1
-PORTREVISION=	2
+PORTVERSION=	4.0.0
 CATEGORIES=	science rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Proj.4 extension for RGeo
 WWW=		https://github.com/rgeo/rgeo-proj4
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
 LIB_DEPENDS=	libproj.so:graphics/proj
-RUN_DEPENDS=	rubygem-rgeo>=2.0<3:science/rubygem-rgeo
+RUN_DEPENDS=	rubygem-rgeo>=3.0.0<3.1:science/rubygem-rgeo
 
 USES=		gem
 
 CONFIGURE_ARGS=	--with-proj-dir=${LOCALBASE}
 
 .include <bsd.port.mk>
diff --git a/science/rubygem-rgeo-proj4/distinfo b/science/rubygem-rgeo-proj4/distinfo
index f7dbfbb8e98b..8ce37b9bfe46 100644
--- a/science/rubygem-rgeo-proj4/distinfo
+++ b/science/rubygem-rgeo-proj4/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1637073150
-SHA256 (rubygem/rgeo-proj4-3.1.1.gem) = 149114ca1fbf56efc292946fd513cca3d9bcdb4c585909931da17d42ff70a01a
-SIZE (rubygem/rgeo-proj4-3.1.1.gem) = 12800
+TIMESTAMP = 1675191877
+SHA256 (rubygem/rgeo-proj4-4.0.0.gem) = 91b110abc3c8d65b5d471a030278a3a6b4282bc9bf2ea2af44b6ea797b788dda
+SIZE (rubygem/rgeo-proj4-4.0.0.gem) = 14336