diff --git a/extra/ncurses/sources b/extra/ncurses/sources
index ffa355e7..30a20483 100644
--- a/extra/ncurses/sources
+++ b/extra/ncurses/sources
@@ -1 +1 @@
-ftp://ftp.gnu.org/gnu/ncurses/ncurses-6.1.tar.gz
+https://ftp.gnu.org/gnu/ncurses/ncurses-6.1.tar.gz