diff --git a/pkgs/servers/home-assistant/appdaemon.nix b/pkgs/servers/home-assistant/appdaemon.nix
index f805d45b2124..7b100b692a32 100644
--- a/pkgs/servers/home-assistant/appdaemon.nix
+++ b/pkgs/servers/home-assistant/appdaemon.nix
@@ -3,79 +3,61 @@
 , fetchFromGitHub
 }:
 
-let
-  python = python3.override {
-    packageOverrides = self: super: {
-      astral = super.astral.overridePythonAttrs (oldAttrs: rec {
-        version = "1.10.1";
-        src = oldAttrs.src.override {
-          inherit version;
-          sha256 = "1wbvnqffbgh8grxm07cabdpahlnyfq91pyyaav432cahqi1p59nj";
-        };
-      });
-
-      bcrypt = super.bcrypt.overridePythonAttrs (oldAttrs: rec {
-        version = "3.1.7";
-        src = oldAttrs.src.override {
-          inherit version;
-          sha256 = "CwBpx1LsFBcsX3ggjxhj161nVab65v527CyA0TvkHkI=";
-        };
-      });
-
-      yarl = super.yarl.overridePythonAttrs (oldAttrs: rec {
-        version = "1.4.2";
-        src = oldAttrs.src.override {
-          inherit version;
-          sha256 = "WM2cRp7O1VjNgao/SEspJOiJcEngaIno/yUQQ1t+90s=";
-        };
-      });
-    };
-  };
-
-in python.pkgs.buildPythonApplication rec {
+python3.pkgs.buildPythonApplication rec {
   pname = "appdaemon";
-  version = "4.0.5";
-  disabled = python.pythonOlder "3.6";
+  version = "4.0.8";
+  disabled = python3.pythonOlder "3.6";
 
   src = fetchFromGitHub {
     owner = "AppDaemon";
     repo = pname;
     rev = version;
-    sha256 = "7o6DrTufAC+qK3dDfpkuQMQWuduCZ6Say/knI4Y07QM=";
+    sha256 = "04a4qx0rbx2vpkzpibmwkpy7fawa6dbgqlrllryrl7dchbrf703q";
   };
 
-  propagatedBuildInputs = with python.pkgs; [
-    daemonize astral requests websocket_client aiohttp yarl jinja2
-    aiohttp-jinja2 pyyaml voluptuous feedparser iso8601 bcrypt paho-mqtt setuptools
-    deepdiff dateutil bcrypt python-socketio pid pytz sockjs pygments
-    azure-mgmt-compute azure-mgmt-storage azure-mgmt-resource azure-keyvault-secrets azure-storage-blob
+  # relax dependencies
+  postPatch = ''
+    substituteInPlace requirements.txt \
+      --replace "deepdiff==5.2.3" "deepdiff" \
+      --replace "pygments==2.8.1" "pygments"
+    sed -i 's/==/>=/' requirements.txt
+  '';
+
+  propagatedBuildInputs = with python3.pkgs; [
+    aiodns
+    aiohttp
+    aiohttp-jinja2
+    astral
+    azure-keyvault-secrets
+    azure-mgmt-compute
+    azure-mgmt-resource
+    azure-mgmt-storage
+    azure-storage-blob
+    bcrypt
+    cchardet
+    deepdiff
+    feedparser
+    iso8601
+    jinja2
+    paho-mqtt
+    pid
+    pygments
+    python-dateutil
+    python-engineio
+    python-socketio
+    pytz
+    pyyaml
+    requests
+    sockjs
+    uvloop
+    voluptuous
+    websocket_client
+    yarl
   ];
 
   # no tests implemented
-  doCheck = false;
-
-  postPatch = ''
-    substituteInPlace requirements.txt \
-      --replace "pyyaml==5.3" "pyyaml" \
-      --replace "pid==2.2.5" "pid" \
-      --replace "Jinja2==2.11.1" "Jinja2" \
-      --replace "pytz==2019.3" "pytz" \
-      --replace "aiohttp==3.6.2" "aiohttp>=3.6" \
-      --replace "iso8601==0.1.12" "iso8601>=0.1" \
-      --replace "azure==4.0.0" "azure-mgmt-compute
-    azure-mgmt-storage
-    azure-mgmt-resource
-    azure-keyvault-secrets
-    azure-storage-blob" \
-      --replace "sockjs==0.10.0" "sockjs" \
-      --replace "deepdiff==4.3.1" "deepdiff" \
-      --replace "voluptuous==0.11.7" "voluptuous" \
-      --replace "python-socketio==4.4.0" "python-socketio" \
-      --replace "feedparser==5.2.1" "feedparser>=5.2.1" \
-      --replace "aiohttp_jinja2==1.2.0" "aiohttp_jinja2>=1.2.0" \
-      --replace "pygments==2.6.1" "pygments>=2.6.1" \
-      --replace "paho-mqtt==1.5.0" "paho-mqtt>=1.5.0" \
-      --replace "websocket-client==0.57.0" "websocket-client>=0.57.0"
+  checkPhase = ''
+    $out/bin/appdaemon -v | grep -q "${version}"
   '';
 
   meta = with lib; {