diff --git a/pkgs/development/python-modules/python-box/default.nix b/pkgs/development/python-modules/python-box/default.nix
index 7fabc513e9b..18e841f85e1 100644
--- a/pkgs/development/python-modules/python-box/default.nix
+++ b/pkgs/development/python-modules/python-box/default.nix
@@ -1,11 +1,14 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
+, fetchpatch
 , msgpack
+, poetry-core
 , pytestCheckHook
 , pythonOlder
 , pyyaml
 , ruamel-yaml
+, setuptools
 , toml
 , tomli
 , tomli-w
@@ -13,8 +16,8 @@
 
 buildPythonPackage rec {
   pname = "python-box";
-  version = "6.1.0";
-  format = "setuptools";
+  version = "7.0.0";
+  format = "pyproject";
 
   disabled = pythonOlder "3.7";
 
@@ -22,9 +25,23 @@ buildPythonPackage rec {
     owner = "cdgriffith";
     repo = "Box";
     rev = "refs/tags/${version}";
-    hash = "sha256-42VDZ4aASFFWhRY3ApBQ4dq76eD1flZtxUM9hpA9iiI=";
+    hash = "sha256-CvcVN5DTaT8mSf2FtFrt7DHP+YLbVI15/5Vjfmgae34=";
   };
 
+  patches = [
+    # Switch to poetry-core, https://github.com/cdgriffith/Box/pull/247
+    (fetchpatch {
+      name = "switch-to-poetry-core.patch";
+      url = "https://github.com/cdgriffith/Box/commit/a43b98c5f5ff1074568dcef27cf17e7065d1019c.patch";
+      hash = "sha256-ul/MVSzgjN3D+Vuzn7YPITaDrtS58vDmA23hy1EVF9U=";
+    })
+  ];
+
+  nativeBuildInputs = [
+    poetry-core
+    setuptools
+  ];
+
   passthru.optional-dependencies = {
     all = [
       msgpack
@@ -64,6 +81,7 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "Python dictionaries with advanced dot notation access";
     homepage = "https://github.com/cdgriffith/Box";
+    changelog = "https://github.com/cdgriffith/Box/blob/${version}/CHANGES.rst";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
   };