diff --git a/development/avr-gcc/avr-gcc.info b/development/avr-gcc/avr-gcc.info
index 4e2fe68d9d..c2ac03ead9 100644
--- a/development/avr-gcc/avr-gcc.info
+++ b/development/avr-gcc/avr-gcc.info
@@ -2,7 +2,7 @@ PRGNAM="avr-gcc"
 VERSION="10.2.0"
 HOMEPAGE="http://www.gnu.org/software/gcc/"
 DOWNLOAD="ftp://ftp.gnu.org/pub/gnu/gcc/gcc-10.2.0/gcc-10.2.0.tar.xz \
-          http://isl.gforge.inria.fr/isl-0.22.tar.bz2"
+          https://slackware.uk/~urchlay/src/isl-0.22.tar.bz2"
 MD5SUM="e9fd9b1789155ad09bcf3ae747596b50 \
         4e6b2a1dd20b2ac011730a24580ff7a9"
 DOWNLOAD_x86_64=""