diff --git a/dev-scheme/gauche-gl/gauche-gl-0.6-r1.ebuild b/dev-scheme/gauche-gl/gauche-gl-0.6-r1.ebuild
index efe49e43ab525..cf7d9f5aac7b2 100644
--- a/dev-scheme/gauche-gl/gauche-gl-0.6-r1.ebuild
+++ b/dev-scheme/gauche-gl/gauche-gl-0.6-r1.ebuild
@@ -8,7 +8,7 @@ inherit autotools
 MY_P="${P^g}"
 
 DESCRIPTION="OpenGL binding for Gauche"
-HOMEPAGE="http://practical-scheme.net/gauche/"
+HOMEPAGE="https://practical-scheme.net/gauche/"
 SRC_URI="mirror://sourceforge/${PN%-*}/${MY_P}.tgz"
 
 LICENSE="BSD"