diff --git a/pkgs/development/python-modules/upb-lib/default.nix b/pkgs/development/python-modules/upb-lib/default.nix
index 49755902d145..aa7de4d10ca3 100644
--- a/pkgs/development/python-modules/upb-lib/default.nix
+++ b/pkgs/development/python-modules/upb-lib/default.nix
@@ -3,28 +3,28 @@
   buildPythonPackage,
   fetchFromGitHub,
   hatchling,
-  pyserial-asyncio-fast,
   pytestCheckHook,
   pytz,
+  serialx,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "upb-lib";
-  version = "0.6.1";
+  version = "0.7.2";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "gwww";
     repo = "upb-lib";
-    tag = version;
-    hash = "sha256-tjmsg8t2/WEjnRHyqN2lxsAgfISV1uAnhmq2dXAG15A=";
+    tag = finalAttrs.version;
+    hash = "sha256-J7jE/r+NkuzZxI4EnECH0HSnje2RqkZanEL8L5rUP1k=";
   };
 
   build-system = [ hatchling ];
 
   dependencies = [
-    pyserial-asyncio-fast
     pytz
+    serialx
   ];
 
   nativeCheckInputs = [ pytestCheckHook ];
@@ -34,8 +34,8 @@ buildPythonPackage rec {
   meta = {
     description = "Library for interacting with UPB PIM";
     homepage = "https://github.com/gwww/upb-lib";
-    changelog = "https://github.com/gwww/upb-lib/releases/tag/${src.tag}";
+    changelog = "https://github.com/gwww/upb-lib/releases/tag/${finalAttrs.src.tag}";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ dotlambda ];
   };
-}
+})