diff --git a/pkgs/by-name/ns/nsf-ordlista/package.nix b/pkgs/by-name/ns/nsf-ordlista/package.nix
index 3f75a924544b..3f9cf7822cce 100644
--- a/pkgs/by-name/ns/nsf-ordlista/package.nix
+++ b/pkgs/by-name/ns/nsf-ordlista/package.nix
@@ -7,7 +7,7 @@ stdenvNoCC.mkDerivation {
   pname = "nsf-ordlista";
   version = "unstable-2023-08-20";
   src = fetchzip {
-    url = "http://www2.scrabbleforbundet.no/wp-content/uploads/2023/08/nsf2023.zip";
+    url = "https://www2.scrabbleforbundet.no/wp-content/uploads/2023/08/nsf2023.zip";
     hash = "sha256-bcVqZ2yPHurl6sRNgeLNAyyR8WR9ewmtn85Xuw/rZ3s=";
   };