diff --git a/pkgs/by-name/it/itstool/package.nix b/pkgs/by-name/it/itstool/package.nix
index 828da8654436..1244e0cb1728 100644
--- a/pkgs/by-name/it/itstool/package.nix
+++ b/pkgs/by-name/it/itstool/package.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation (finalAttrs: {
   version = "2.0.7";
 
   src = fetchurl {
-    url = "http://files.itstool.org/itstool/itstool-${finalAttrs.version}.tar.bz2";
+    url = "https://files.itstool.org/itstool/itstool-${finalAttrs.version}.tar.bz2";
     hash = "sha256-a5p80poSu5VZj1dQ6HY87niDahogf4W3TYsydbJ+h8o=";
   };