diff --git a/pkgs/development/python-modules/schema-salad/default.nix b/pkgs/development/python-modules/schema-salad/default.nix
index 17de4fa288ea..214389029d5a 100644
--- a/pkgs/development/python-modules/schema-salad/default.nix
+++ b/pkgs/development/python-modules/schema-salad/default.nix
@@ -5,11 +5,12 @@
   cachecontrol,
   fetchFromGitHub,
   mistune,
-  mypy,
   mypy-extensions,
+  mypy,
   pytestCheckHook,
   rdflib,
   requests,
+  rich-argparse,
   ruamel-yaml,
   setuptools-scm,
   types-dataclasses,
@@ -19,24 +20,24 @@
 
 buildPythonPackage rec {
   pname = "schema-salad";
-  version = "8.9.20251102115403";
+  version = "8.9.20260327095315";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "common-workflow-language";
     repo = "schema_salad";
     tag = version;
-    hash = "sha256-3axwM3fSxDIG1P0CvcqzqwpdDkhg/5pY7AmjUpU3mEk=";
+    hash = "sha256-j3jevOMsNHT9+HI/8MD4MUwj+IHUisKMs/OA5wpweao=";
   };
 
   pythonRelaxDeps = [ "mistune" ];
 
   postPatch = ''
     substituteInPlace setup.py \
-      --replace-fail 'pytest_runner + ["setuptools_scm>=8.0.4,<9"]' '["setuptools_scm"]'
+      --replace-fail 'pytest_runner + ["setuptools_scm>=8.0.4,<11"]' '["setuptools_scm"]'
     substituteInPlace pyproject.toml \
-      --replace-fail '"setuptools_scm[toml]>=8.0.4,<9"' '"setuptools_scm[toml]"' \
-      --replace-fail "mypy[mypyc]==1.17.0" "mypy"
+      --replace-fail '"setuptools_scm[toml]>=8.0.4,<11"' '"setuptools_scm[toml]"' \
+      --replace-fail "mypy[mypyc]==1.19.1" "mypy"
     sed -i "/black>=/d" pyproject.toml
   '';
 
@@ -49,6 +50,7 @@ buildPythonPackage rec {
     mypy-extensions
     rdflib
     requests
+    rich-argparse
     ruamel-yaml
     types-dataclasses
     types-requests
@@ -83,7 +85,7 @@ buildPythonPackage rec {
     description = "Semantic Annotations for Linked Avro Data";
     homepage = "https://github.com/common-workflow-language/schema_salad";
     changelog = "https://github.com/common-workflow-language/schema_salad/releases/tag/${src.tag}";
-    license = with lib.licenses; [ asl20 ];
+    license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ veprbl ];
   };
 }