diff --git a/pkgs/by-name/sp/spoolman/common.nix b/pkgs/by-name/sp/spoolman/common.nix
index a6c8908b81b1..95b160cba3c1 100644
--- a/pkgs/by-name/sp/spoolman/common.nix
+++ b/pkgs/by-name/sp/spoolman/common.nix
@@ -1,6 +1,6 @@
 { lib, fetchFromGitHub }:
 let
-  version = "0.22.1";
+  version = "0.23.1";
 in
 {
   inherit version;
@@ -9,7 +9,7 @@ in
     owner = "Donkie";
     repo = "Spoolman";
     rev = "v${version}";
-    hash = "sha256-EVGpwcjEh4u8Vtgu2LypqMqArYLZe7oh1qYhGZpgjh0=";
+    hash = "sha256-Oa/cNmpc0hWRf0EQI5aXIE/p9//Sos5Nj3QFEjKgj5o=";
   };
 
   meta = {
diff --git a/pkgs/by-name/sp/spoolman/frontend.nix b/pkgs/by-name/sp/spoolman/frontend.nix
index 9386853458e0..87d5f474f2ca 100644
--- a/pkgs/by-name/sp/spoolman/frontend.nix
+++ b/pkgs/by-name/sp/spoolman/frontend.nix
@@ -10,7 +10,7 @@ buildNpmPackage {
 
   src = "${common.src}/client";
 
-  npmDepsHash = "sha256-E4DvEOSHfwwM0C+vTRMDQbCNv2IDyFOFwfqszrI+uOA=";
+  npmDepsHash = "sha256-8ojD7xMxRE9+b4O7vJdwKwrg8aYukYc3l+LF5enKFgA=";
 
   VITE_APIURL = "/api/v1";
 
diff --git a/pkgs/by-name/sp/spoolman/package.nix b/pkgs/by-name/sp/spoolman/package.nix
index f31ed152bb19..6d91dfd2d56a 100644
--- a/pkgs/by-name/sp/spoolman/package.nix
+++ b/pkgs/by-name/sp/spoolman/package.nix
@@ -10,6 +10,13 @@ let
   common = callPackage ./common.nix { };
   frontend = callPackage ./frontend.nix { };
   python = python312;
+  hishel_0_1 = python.pkgs.hishel.overrideAttrs (old: rec {
+    version = "0.1.5";
+    src = old.src.override {
+      tag = version;
+      hash = "sha256-OyQR/ruowNk5z4ITRHcIJn1kc0xLZiofmxajf6hNR9k=";
+    };
+  });
 in
 
 python.pkgs.buildPythonPackage rec {
@@ -21,22 +28,39 @@ python.pkgs.buildPythonPackage rec {
 
   nativeBuildInputs = [
     makeWrapper
-    python.pkgs.pdm-backend
+    python.pkgs.setuptools
     python.pkgs.pythonRelaxDepsHook
   ];
 
-  pythonRelaxDeps = [ "setuptools" ];
+  pythonRelaxDeps = [
+    "setuptools"
+    "websockets"
+  ];
 
   postPatch = ''
     substituteInPlace pyproject.toml --replace-fail psycopg2-binary psycopg2
+
+    # upstream removed [build-system] in 0.23.x, causing setuptools
+    # to fail on the flat layout with multiple top-level directories
+    cat >> pyproject.toml <<EOF
+
+    [build-system]
+    requires = ["setuptools"]
+    build-backend = "setuptools.build_meta"
+
+    [tool.setuptools.packages.find]
+    include = ["spoolman*"]
+    EOF
   '';
 
   propagatedBuildInputs = with python.pkgs; [
     uvloop
     alembic
+    aiomysql
+    anysqlite
     asyncpg
     fastapi
-    hishel
+    hishel_0_1
     httptools
     httpx
     aiosqlite