diff --git a/pkgs/shells/yash/default.nix b/pkgs/shells/yash/default.nix
index 6af39debf56..b30f03b7e66 100644
--- a/pkgs/shells/yash/default.nix
+++ b/pkgs/shells/yash/default.nix
@@ -1,16 +1,19 @@
-{ stdenv, lib, fetchurl, gettext, ncurses }:
+{ stdenv, lib, fetchFromGitHub, gettext, ncurses, asciidoc }:
 
 stdenv.mkDerivation rec {
   pname = "yash";
-  version = "2.54";
+  version = "2.55";
 
-  src = fetchurl {
-    url = "https://osdn.net/dl/yash/yash-${version}.tar.xz";
-    hash = "sha256-RKCsHM98Os7PvqAn2MDJMPE6goBlvjGAVc4RMBU5GDk=";
+  src = fetchFromGitHub {
+    owner = "magicant";
+    repo = pname;
+    rev = version;
+    hash = "sha256-raTIqklo69JEuhzdWUK3uywuLjqeQJCJ9nvnLRxlGr4=";
   };
 
   strictDeps = true;
-  buildInputs = [ gettext ncurses ];
+  nativeBuildInputs = [ asciidoc gettext ];
+  buildInputs = [ ncurses ];
 
   meta = with lib; {
     homepage = "https://yash.osdn.jp/index.html.en";