diff --git a/pkgs/development/python-modules/maubot/default.nix b/pkgs/development/python-modules/maubot/default.nix
index 2b8f15339a51..b0414455e4a1 100644
--- a/pkgs/development/python-modules/maubot/default.nix
+++ b/pkgs/development/python-modules/maubot/default.nix
@@ -10,43 +10,13 @@
 }:
 
 let
-  # save for overriding it
-  python' = python;
-in
-let
-  python = python'.override {
-    self = python;
-    packageOverrides = final: prev: {
-      # SQLAlchemy>=1,<1.4
-      # SQLAlchemy 2.0's derivation is very different, so don't override, just write it from scratch
-      # (see https://github.com/NixOS/nixpkgs/blob/65dbed73949e4c0207e75dcc7271b29f9e457670/pkgs/development/python-modules/sqlalchemy/default.nix)
-      sqlalchemy = final.buildPythonPackage rec {
-        pname = "SQLAlchemy";
-        version = "1.3.24";
-        format = "setuptools";
-
-        src = fetchPypi {
-          inherit pname version;
-          sha256 = "sha256-67t3fL+TEjWbiXv4G6ANrg9ctp+6KhgmXcwYpvXvdRk=";
-        };
-
-        postInstall = ''
-          sed -e 's:--max-worker-restart=5::g' -i setup.cfg
-        '';
-
-        # tests are pretty annoying to set up for this version, and these dependency overrides are already long enough
-        doCheck = false;
-      };
-    };
-  };
-
-  maubot = python.pkgs.buildPythonPackage rec {
+  maubot = python.pkgs.buildPythonPackage (finalAttrs: {
     pname = "maubot";
     version = "0.6.0";
-    format = "setuptools";
+    pyproject = true;
 
     src = fetchPypi {
-      inherit pname version;
+      inherit (finalAttrs) pname version;
       hash = "sha256-ZXwyctTjKg1ssYE6Ehc1s1DPhWyc08dIQ4MQz6EQXGg=";
     };
 
@@ -58,7 +28,11 @@ let
       })
     ];
 
-    propagatedBuildInputs =
+    build-system = with python.pkgs; [
+      setuptools
+    ];
+
+    dependencies =
       with python.pkgs;
       [
         # requirements.txt
@@ -76,7 +50,6 @@ let
         colorama
         questionary
         jinja2
-        setuptools
       ]
       # optional-requirements.txt
       ++ lib.optionals encryptionSupport [
@@ -85,7 +58,7 @@ let
         unpaddedbase64
       ]
       ++ lib.optionals sqliteSupport [
-        sqlalchemy
+        sqlalchemy_1_3
       ];
 
     # used for plugin tests
@@ -98,6 +71,11 @@ let
       rm $out/example-config.yaml
     '';
 
+    pythonRelaxDeps = [
+      "bcrypt"
+      "ruamel.yaml"
+    ];
+
     pythonImportsCheck = [
       "maubot"
     ];
@@ -111,7 +89,7 @@ let
       in
       {
         tests = {
-          simple = runCommand "${pname}-tests" { } ''
+          simple = runCommand "${finalAttrs.pname}-tests" { } ''
             ${maubot}/bin/mbc --help > $out
           '';
         };
@@ -135,7 +113,7 @@ let
     meta = {
       description = "Plugin-based Matrix bot system written in Python";
       homepage = "https://maubot.xyz/";
-      changelog = "https://github.com/maubot/maubot/blob/v${version}/CHANGELOG.md";
+      changelog = "https://github.com/maubot/maubot/blob/v${finalAttrs.version}/CHANGELOG.md";
       license = lib.licenses.agpl3Plus;
       # Presumably, people running "nix run nixpkgs#maubot" will want to run the tool
       # for interacting with Maubot rather than Maubot itself, which should be used as
@@ -143,7 +121,7 @@ let
       mainProgram = "mbc";
       maintainers = with lib.maintainers; [ chayleaf ];
     };
-  };
+  });
 
 in
 maubot