diff --git a/biology/gperiodic/Makefile b/biology/gperiodic/Makefile
index e8283a3f95ad..1d1fe383ad87 100644
--- a/biology/gperiodic/Makefile
+++ b/biology/gperiodic/Makefile
@@ -5,7 +5,7 @@
 PORTNAME=	gperiodic
 PORTVERSION=	3.0.3
 CATEGORIES=	biology
-MASTER_SITES=	https://sourceforge.net/projects/gperiodic/files/
+MASTER_SITES=	SF/${PORTNAME}
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Displays a periodic table of the elements
diff --git a/biology/gperiodic/pkg-descr b/biology/gperiodic/pkg-descr
index 230c3ba7c5d3..c55a21b175b2 100644
--- a/biology/gperiodic/pkg-descr
+++ b/biology/gperiodic/pkg-descr
@@ -2,4 +2,4 @@ Gperiodic displays a periodic table of the elements, allowing you to
 browse through the elements, and view detailed information about each
 element.
 
-WWW: http://www.frantz.fi/software/gperiodic.php
+WWW: https://sourceforge.net/projects/gperiodic/