diff --git a/pkgs/development/python-modules/formbox/default.nix b/pkgs/development/python-modules/formbox/default.nix
index 098d13e87c98..418cd3d958cd 100644
--- a/pkgs/development/python-modules/formbox/default.nix
+++ b/pkgs/development/python-modules/formbox/default.nix
@@ -1,26 +1,24 @@
-{ lib, buildPythonPackage, pythonOlder, fetchFromSourcehut, flit-core, bleach, markdown }:
+{ lib, buildPythonPackage, pythonOlder, fetchzip, flit-core, mistune, nh3 }:
 
 buildPythonPackage rec {
   pname = "formbox";
-  version = "0.4.1";
+  version = "0.4.3";
   format = "pyproject";
   disabled = pythonOlder "3.6";
 
-  src = fetchFromSourcehut {
-    owner = "~cnx";
-    repo = pname;
-    rev = version;
-    hash = "sha256-zOvXmSeBiwc0Z5mRMwMsHLU3A/iP7rpjXm0T0I2gUTk=";
+  src = fetchzip {
+    url = "https://trong.loang.net/~cnx/formbox/snapshot/formbox-${version}.tar.gz";
+    hash = "sha256-sRu0otyeYpxot/Fyiz3wyQJsJvl8nsgIVitzT8frxLE=";
   };
 
   nativeBuildInputs = [ flit-core ];
-  propagatedBuildInputs = [ bleach markdown ];
+  propagatedBuildInputs = [ mistune nh3 ];
   doCheck = false; # there's no test
   pythonImportsCheck = [ "formbox" ];
 
   meta = with lib; {
     description = "A script to format mbox as HTML/XML";
-    homepage = "https://sr.ht/~cnx/formbox";
+    homepage = "https://trong.loang.net/~cnx/formbox";
     license = licenses.agpl3Plus;
     maintainers = [ maintainers.McSinyx ];
   };