diff --git a/games/gnome-sudoku/Makefile b/games/gnome-sudoku/Makefile
index 946cd062ce1e..54139f46f91a 100644
--- a/games/gnome-sudoku/Makefile
+++ b/games/gnome-sudoku/Makefile
@@ -1,33 +1,33 @@
 # Created by: FreeBSD GNOME Team <gnome@freebsd.org>
 
 PORTNAME=	gnome-sudoku
 PORTVERSION=	40.1
 CATEGORIES=	games gnome
-MASTER_SITES=	GNOME
+MASTER_SITES=	GNOME/sources/${PORTNAME}/${PORTVERSION:C/^([0-9]+)\..*/\1/}
 DIST_SUBDIR=	gnome
 
 MAINTAINER=	gnome@FreeBSD.org
 COMMENT=	Sudoku game for gnome
 
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	itstool:textproc/itstool \
 		appstream-util:devel/appstream-glib \
 		vala:lang/vala
 LIB_DEPENDS=	libgee-0.8.so:devel/libgee \
 		libqqwing.so:games/qqwing \
 		libjson-glib-1.0.so:devel/json-glib
 
 PORTSCOUT=	limitw:1,even
 
 USES=		compiler:c++11-lang gettext gmake gnome meson \
 		python:3.7+ pkgconfig tar:xz
 USE_GNOME=	cairo gtk30
 INSTALLS_ICONS=	yes
 
 BINARY_ALIAS=	python3=${PYTHON_CMD}
 
 GLIB_SCHEMAS=	org.gnome.Sudoku.gschema.xml
 
 .include <bsd.port.mk>