diff --git a/sys-devel/libtool_cross_generic/libtool_cross_generic-2.4.recipe b/sys-devel/libtool_cross_generic/libtool_cross_generic-2.4.recipe
index b90e01c..e9f5981 100644
--- a/sys-devel/libtool_cross_generic/libtool_cross_generic-2.4.recipe
+++ b/sys-devel/libtool_cross_generic/libtool_cross_generic-2.4.recipe
@@ -6,7 +6,7 @@ DESCRIPTION="
 HOMEPAGE="http://www.gnu.org/software/libtool"
 COPYRIGHT="2004-2010 Free Software Foundation, Inc."
 LICENSE="GNU GPL v2"
-SOURCE_URI="ftp://ftp.gnu.org/gnu/libtool/libtool-2.4.tar.gz"
+SOURCE_URI="https://ftp.gnu.org/gnu/libtool/libtool-2.4.tar.gz"
 CHECKSUM_SHA256="13df57ab63a94e196c5d6e95d64e53262834fe780d5e82c28f177f9f71ddf62e"
 REVISION="1"
 ARCHITECTURES="x86_gcc2 x86 x86_64 ppc arm arm64 sparc m68k riscv64"