diff --git a/pkgs/development/python-modules/p1monitor/default.nix b/pkgs/development/python-modules/p1monitor/default.nix
index c164b7c6542d..a5ef8d16bb7f 100644
--- a/pkgs/development/python-modules/p1monitor/default.nix
+++ b/pkgs/development/python-modules/p1monitor/default.nix
@@ -7,13 +7,14 @@
   poetry-core,
   pytest-asyncio,
   pytestCheckHook,
+  syrupy,
   pythonOlder,
   yarl,
 }:
 
 buildPythonPackage rec {
   pname = "p1monitor";
-  version = "3.0.1";
+  version = "3.1.0";
   pyproject = true;
 
   disabled = pythonOlder "3.11";
@@ -22,7 +23,7 @@ buildPythonPackage rec {
     owner = "klaasnicolaas";
     repo = "python-p1monitor";
     rev = "refs/tags/v${version}";
-    hash = "sha256-WEvNPtaKGJsbHLjGjSl0/9BewmLLMFLoN9SHMdEBoAM=";
+    hash = "sha256-vr/JLvn593cgZ2KEsfDW1lS4QlGiymr0qZ8130zo6Ec=";
   };
 
   postPatch = ''
@@ -31,9 +32,9 @@ buildPythonPackage rec {
       --replace 'addopts = "--cov"' ""
   '';
 
-  nativeBuildInputs = [ poetry-core ];
+  build-system = [ poetry-core ];
 
-  propagatedBuildInputs = [
+  dependencies = [
     aiohttp
     yarl
   ];
@@ -42,6 +43,7 @@ buildPythonPackage rec {
     aresponses
     pytest-asyncio
     pytestCheckHook
+    syrupy
   ];
 
   pythonImportsCheck = [ "p1monitor" ];
@@ -50,7 +52,7 @@ buildPythonPackage rec {
     description = "Module for interacting with the P1 Monitor";
     homepage = "https://github.com/klaasnicolaas/python-p1monitor";
     changelog = "https://github.com/klaasnicolaas/python-p1monitor/releases/tag/v${version}";
-    license = with licenses; [ mit ];
+    license = licenses.mit;
     maintainers = with maintainers; [ fab ];
   };
 }