diff --git a/pkgs/development/python-modules/xsdata/default.nix b/pkgs/development/python-modules/xsdata/default.nix
index 3d4f21b9d1cd..502f0a84c11d 100644
--- a/pkgs/development/python-modules/xsdata/default.nix
+++ b/pkgs/development/python-modules/xsdata/default.nix
@@ -1,7 +1,6 @@
 {
   lib,
   buildPythonPackage,
-  pythonOlder,
   fetchFromGitHub,
   replaceVars,
   ruff,
@@ -19,16 +18,14 @@
 
 buildPythonPackage rec {
   pname = "xsdata";
-  version = "24.12";
+  version = "25.4";
   pyproject = true;
 
-  disabled = pythonOlder "3.9";
-
   src = fetchFromGitHub {
     owner = "tefra";
     repo = "xsdata";
     tag = "v${version}";
-    hash = "sha256-ARq7QNwEtnXo0Q04CNWf3bAwyjl92YnFUp/Y51sgsLU=";
+    hash = "sha256-2sHHDFv2p+O5ru9ajnmbk6ULm40h0hMyYiIAFh3PC8I=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/xsdata/paths.patch b/pkgs/development/python-modules/xsdata/paths.patch
index 162936d4df1a..d80383fa31c8 100644
--- a/pkgs/development/python-modules/xsdata/paths.patch
+++ b/pkgs/development/python-modules/xsdata/paths.patch
@@ -1,5 +1,5 @@
 diff --git a/xsdata/formats/dataclass/generator.py b/xsdata/formats/dataclass/generator.py
-index 1c155836..43506818 100644
+index f30196b1..b7934b3d 100644
 --- a/xsdata/formats/dataclass/generator.py
 +++ b/xsdata/formats/dataclass/generator.py
 @@ -240,14 +240,14 @@ class DataclassGenerator(AbstractGenerator):
@@ -9,13 +9,13 @@ index 1c155836..43506818 100644
 -                "ruff",
 +                "@ruff@",
                  "format",
-                 "--line-length",
-                 str(self.config.output.max_line_length),
+                 "--config",
+                 f"line-length={self.config.output.max_line_length}",
                  *file_paths,
              ],
              [
 -                "ruff",
 +                "@ruff@",
                  "check",
-                 "--line-length",
-                 str(self.config.output.max_line_length),
+                 "--config",
+                 f"line-length={self.config.output.max_line_length}",