diff --git a/readline/recipe.spec b/readline/recipe.spec
index bbc4de0..be5157c 100644
--- a/readline/recipe.spec
+++ b/readline/recipe.spec
@@ -1,4 +1,4 @@
 name: readline
 version: 8.0
 release: 1
-sources: ftp://ftp.gnu.org/gnu/readline/readline-%{version}.tar.gz
+sources: https://ftp.gnu.org/gnu/readline/readline-%{version}.tar.gz