diff --git a/pkgs/by-name/mu/music-assistant/frontend.nix b/pkgs/by-name/mu/music-assistant/frontend.nix
index ef056f3033b2..f1d0308166cb 100644
--- a/pkgs/by-name/mu/music-assistant/frontend.nix
+++ b/pkgs/by-name/mu/music-assistant/frontend.nix
@@ -7,19 +7,15 @@
 
 buildPythonPackage rec {
   pname = "music-assistant-frontend";
-  version = "2.14.9";
+  version = "2.15.1";
   pyproject = true;
 
   src = fetchPypi {
-    inherit pname version;
-    hash = "sha256-UEGRZBegoAnls5xAyVgjisD0B8nu8kXp1XHI4A114lw=";
+    pname = "music_assistant_frontend";
+    inherit version;
+    hash = "sha256-l6SKBMqP2FrjVUmywDXf0I4Te0qbzufUVR7frWAzrks=";
   };
 
-  postPatch = ''
-    substituteInPlace pyproject.toml \
-      --replace-fail "~=" ">="
-  '';
-
   build-system = [ setuptools ];
 
   doCheck = false;
diff --git a/pkgs/by-name/mu/music-assistant/package.nix b/pkgs/by-name/mu/music-assistant/package.nix
index f56a60fc09d3..ead07456c2cc 100644
--- a/pkgs/by-name/mu/music-assistant/package.nix
+++ b/pkgs/by-name/mu/music-assistant/package.nix
@@ -48,14 +48,14 @@ assert
 
 python.pkgs.buildPythonApplication rec {
   pname = "music-assistant";
-  version = "2.5.2";
+  version = "2.5.5";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "music-assistant";
     repo = "server";
     tag = version;
-    hash = "sha256-RkbU2MqQ7XSv7f6gvgS0AZ8jy63fUAomC41dEk8qyOI=";
+    hash = "sha256-v9xFUjjk7KHsUtuZjQWLtc1m3f6VOUPlQtSBtUR6Pcg=";
   };
 
   patches = [
@@ -99,6 +99,7 @@ python.pkgs.buildPythonApplication rec {
     with python.pkgs;
     [
       aiohttp
+      chardet
       mashumaro
       orjson
     ]
@@ -149,11 +150,13 @@ python.pkgs.buildPythonApplication rec {
     ++ (providerPackages.jellyfin python.pkgs)
     ++ (providerPackages.opensubsonic python.pkgs);
 
-  pytestFlagsArray = [
+  disabledTestPaths = [
     # blocks in poll()
-    "--deselect=tests/providers/jellyfin/test_init.py::test_initial_sync"
-    "--deselect=tests/core/test_server_base.py::test_start_and_stop_server"
-    "--deselect=tests/core/test_server_base.py::test_events"
+    "tests/providers/jellyfin/test_init.py::test_initial_sync"
+    "tests/core/test_server_base.py::test_start_and_stop_server"
+    "tests/core/test_server_base.py::test_events"
+    # not compatible with the required py-subsonic version
+    "tests/providers/opensubsonic/test_parsers.py"
   ];
 
   pythonImportsCheck = [ "music_assistant" ];
diff --git a/pkgs/by-name/mu/music-assistant/providers.nix b/pkgs/by-name/mu/music-assistant/providers.nix
index 29c10738db94..b86f4de81aca 100644
--- a/pkgs/by-name/mu/music-assistant/providers.nix
+++ b/pkgs/by-name/mu/music-assistant/providers.nix
@@ -1,7 +1,7 @@
 # Do not edit manually, run ./update-providers.py
 
 {
-  version = "2.5.2";
+  version = "2.5.5";
   providers = {
     airplay = ps: [
     ];
diff --git a/pkgs/by-name/mu/music-assistant/update-providers.py b/pkgs/by-name/mu/music-assistant/update-providers.py
index 393dbca9500a..fb1825fdc233 100755
--- a/pkgs/by-name/mu/music-assistant/update-providers.py
+++ b/pkgs/by-name/mu/music-assistant/update-providers.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env nix-shell
-#!nix-shell -I nixpkgs=./. -i python3 -p "music-assistant.python.withPackages (ps: music-assistant.dependencies ++ (with ps; [ jinja2 packaging ]))" -p pyright ruff isort
+#!nix-shell -I nixpkgs=./. -i python3 -p "music-assistant.python.withPackages (ps: music-assistant.dependencies ++ (with ps; [ jinja2 packaging ]))" -p nixfmt pyright ruff isort
 import asyncio
 import json
 import os.path