diff --git a/pkgs/by-name/li/libutempter/package.nix b/pkgs/by-name/li/libutempter/package.nix
index 151728e2f442..ad5f97928c71 100644
--- a/pkgs/by-name/li/libutempter/package.nix
+++ b/pkgs/by-name/li/libutempter/package.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation (finalAttrs: {
   version = "1.2.1";
 
   src = fetchurl {
-    url = "http://ftp.altlinux.org/pub/people/ldv/utempter/libutempter-${finalAttrs.version}.tar.gz";
+    url = "https://ftp.altlinux.org/pub/people/ldv/utempter/libutempter-${finalAttrs.version}.tar.gz";
     sha256 = "sha256-ln/vNy85HeUBhDrYdXDGz12r2WUfAPF4MJD7wSsqNMs=";
   };