diff --git a/nixos/tests/home-assistant.nix b/nixos/tests/home-assistant.nix
index 0c027eaca619..2d74b59bca46 100644
--- a/nixos/tests/home-assistant.nix
+++ b/nixos/tests/home-assistant.nix
@@ -2,7 +2,8 @@ import ./make-test.nix ({ pkgs, ... }:
 
 let
   configDir = "/var/lib/foobar";
-  apiPassword = "secret";
+  apiPassword = "some_secret";
+  mqttPassword = "another_secret";
 
 in {
   name = "home-assistant";
@@ -33,7 +34,9 @@ in {
             };
             frontend = { };
             http.api_password = apiPassword;
-            mqtt = { }; # Use hbmqtt as broker
+            mqtt = { # Use hbmqtt as broker
+              password = mqttPassword;
+            };
             binary_sensor = [
               {
                 platform = "mqtt";
@@ -62,7 +65,7 @@ in {
 
     # Toggle a binary sensor using MQTT
     $hass->succeed("curl http://localhost:8123/api/states/binary_sensor.mqtt_binary_sensor -H 'x-ha-access: ${apiPassword}' | grep -qF '\"state\": \"off\"'");
-    $hass->waitUntilSucceeds("mosquitto_pub -V mqttv311 -t home-assistant/test -u homeassistant -P '${apiPassword}' -m let_there_be_light");
+    $hass->waitUntilSucceeds("mosquitto_pub -V mqttv311 -t home-assistant/test -u homeassistant -P '${mqttPassword}' -m let_there_be_light");
     $hass->succeed("curl http://localhost:8123/api/states/binary_sensor.mqtt_binary_sensor -H 'x-ha-access: ${apiPassword}' | grep -qF '\"state\": \"on\"'");
 
     # Print log to ease debugging
diff --git a/pkgs/servers/home-assistant/component-packages.nix b/pkgs/servers/home-assistant/component-packages.nix
index 30b16ea3bde6..bc389146e756 100644
--- a/pkgs/servers/home-assistant/component-packages.nix
+++ b/pkgs/servers/home-assistant/component-packages.nix
@@ -2,7 +2,7 @@
 # Do not edit!
 
 {
-  version = "0.75.2";
+  version = "0.76.1";
   components = {
     "abode" = ps: with ps; [  ];
     "ads" = ps: with ps; [  ];
@@ -112,6 +112,7 @@
     "binary_sensor.netatmo" = ps: with ps; [  ];
     "binary_sensor.nx584" = ps: with ps; [  ];
     "binary_sensor.octoprint" = ps: with ps; [  ];
+    "binary_sensor.openuv" = ps: with ps; [  ];
     "binary_sensor.pilight" = ps: with ps; [  ];
     "binary_sensor.ping" = ps: with ps; [  ];
     "binary_sensor.qwikswitch" = ps: with ps; [  ];
@@ -337,6 +338,7 @@
     "device_tracker.owntracks" = ps: with ps; [ libnacl paho-mqtt ];
     "device_tracker.owntracks_http" = ps: with ps; [ aiohttp-cors libnacl ];
     "device_tracker.ping" = ps: with ps; [  ];
+    "device_tracker.ritassist" = ps: with ps; [  ];
     "device_tracker.sky_hub" = ps: with ps; [  ];
     "device_tracker.snmp" = ps: with ps; [ pysnmp ];
     "device_tracker.swisscom" = ps: with ps; [  ];
@@ -383,7 +385,6 @@
     "fan.mqtt" = ps: with ps; [ paho-mqtt ];
     "fan.template" = ps: with ps; [  ];
     "fan.tuya" = ps: with ps; [  ];
-    "fan.velbus" = ps: with ps; [  ];
     "fan.wink" = ps: with ps; [  ];
     "fan.xiaomi_miio" = ps: with ps; [ construct ];
     "fan.zha" = ps: with ps; [  ];
@@ -536,7 +537,6 @@
     "light.tplink" = ps: with ps; [  ];
     "light.tradfri" = ps: with ps; [  ];
     "light.tuya" = ps: with ps; [  ];
-    "light.velbus" = ps: with ps; [  ];
     "light.vera" = ps: with ps; [  ];
     "light.wemo" = ps: with ps; [  ];
     "light.wink" = ps: with ps; [  ];
@@ -600,6 +600,7 @@
     "media_player.denon" = ps: with ps; [  ];
     "media_player.denonavr" = ps: with ps; [  ];
     "media_player.directv" = ps: with ps; [  ];
+    "media_player.dlna_dmr" = ps: with ps; [  ];
     "media_player.dunehd" = ps: with ps; [  ];
     "media_player.emby" = ps: with ps; [  ];
     "media_player.epson" = ps: with ps; [  ];
@@ -625,6 +626,7 @@
     "media_player.pandora" = ps: with ps; [ pexpect ];
     "media_player.philips_js" = ps: with ps; [  ];
     "media_player.pioneer" = ps: with ps; [  ];
+    "media_player.pjlink" = ps: with ps; [  ];
     "media_player.plex" = ps: with ps; [  ];
     "media_player.roku" = ps: with ps; [  ];
     "media_player.russound_rio" = ps: with ps; [  ];
@@ -691,7 +693,7 @@
     "notify.gntp" = ps: with ps; [  ];
     "notify.group" = ps: with ps; [  ];
     "notify.hipchat" = ps: with ps; [  ];
-    "notify.html5" = ps: with ps; [ pyjwt aiohttp-cors ];
+    "notify.html5" = ps: with ps; [ aiohttp-cors ];
     "notify.instapush" = ps: with ps; [  ];
     "notify.ios" = ps: with ps; [ aiohttp-cors zeroconf ];
     "notify.joaoapps_join" = ps: with ps; [  ];
@@ -723,7 +725,6 @@
     "notify.synology_chat" = ps: with ps; [  ];
     "notify.syslog" = ps: with ps; [  ];
     "notify.telegram" = ps: with ps; [ python-telegram-bot ];
-    "notify.telstra" = ps: with ps; [  ];
     "notify.twilio_call" = ps: with ps; [ aiohttp-cors twilio ];
     "notify.twilio_sms" = ps: with ps; [ aiohttp-cors twilio ];
     "notify.twitter" = ps: with ps; [  ];
@@ -736,6 +737,7 @@
     "onboarding" = ps: with ps; [ aiohttp-cors ];
     "onboarding.const" = ps: with ps; [  ];
     "onboarding.views" = ps: with ps; [  ];
+    "openuv" = ps: with ps; [  ];
     "panel_custom" = ps: with ps; [ aiohttp-cors ];
     "panel_iframe" = ps: with ps; [ aiohttp-cors ];
     "persistent_notification" = ps: with ps; [  ];
@@ -850,6 +852,7 @@
     "sensor.eliqonline" = ps: with ps; [  ];
     "sensor.emoncms" = ps: with ps; [  ];
     "sensor.enocean" = ps: with ps; [  ];
+    "sensor.enphase_envoy" = ps: with ps; [  ];
     "sensor.envirophat" = ps: with ps; [  ];
     "sensor.envisalink" = ps: with ps; [  ];
     "sensor.etherscan" = ps: with ps; [  ];
@@ -942,6 +945,7 @@
     "sensor.openexchangerates" = ps: with ps; [  ];
     "sensor.openhardwaremonitor" = ps: with ps; [  ];
     "sensor.opensky" = ps: with ps; [  ];
+    "sensor.openuv" = ps: with ps; [  ];
     "sensor.openweathermap" = ps: with ps; [ pyowm ];
     "sensor.otp" = ps: with ps; [  ];
     "sensor.pi_hole" = ps: with ps; [  ];
@@ -965,6 +969,7 @@
     "sensor.rfxtrx" = ps: with ps; [  ];
     "sensor.ring" = ps: with ps; [  ];
     "sensor.ripple" = ps: with ps; [  ];
+    "sensor.rmvtransport" = ps: with ps; [  ];
     "sensor.sabnzbd" = ps: with ps; [  ];
     "sensor.scrape" = ps: with ps; [ beautifulsoup4 ];
     "sensor.season" = ps: with ps; [ ephem ];
@@ -1085,6 +1090,7 @@
     "switch.bbb_gpio" = ps: with ps; [  ];
     "switch.broadlink" = ps: with ps; [  ];
     "switch.command_line" = ps: with ps; [  ];
+    "switch.deconz" = ps: with ps; [  ];
     "switch.deluge" = ps: with ps; [ deluge-client ];
     "switch.demo" = ps: with ps; [  ];
     "switch.digital_ocean" = ps: with ps; [ digital-ocean ];
diff --git a/pkgs/servers/home-assistant/default.nix b/pkgs/servers/home-assistant/default.nix
index 5446398aa8b0..9950c7bb81b1 100644
--- a/pkgs/servers/home-assistant/default.nix
+++ b/pkgs/servers/home-assistant/default.nix
@@ -6,60 +6,59 @@
 # Additional packages to add to propagatedBuildInputs
 , extraPackages ? ps: []
 
+# Override Python packages using
+# self: super: { pkg = super.pkg.overridePythonAttrs (oldAttrs: { ... }); }
+# Applied after defaultOverrides
+, packageOverrides ? self: super: { }
+
 # Skip pip install of required packages on startup
 , skipPip ? true }:
 
 let
 
-  py = python3.override {
+  defaultOverrides = [
     # Override the version of some packages pinned in Home Assistant's setup.py
-    packageOverrides = self: super: {
-      aiohttp = super.aiohttp.overridePythonAttrs (oldAttrs: rec {
-        version = "3.3.2";
+    (mkOverride "aiohttp" "3.3.2"
+      "f20deec7a3fbaec7b5eb7ad99878427ad2ee4cc16a46732b705e8121cbb3cc12")
+    (mkOverride "astral" "1.6.1"
+      "ab0c08f2467d35fcaeb7bad15274743d3ac1ad18b5391f64a0058a9cd192d37d")
+    (mkOverride "attrs" "18.1.0"
+      "e0d0eb91441a3b53dab4d9b743eafc1ac44476296a2053b6ca3af0b139faf87b")
+    (mkOverride "pyjwt" "1.6.4"
+      "4ee413b357d53fd3fb44704577afac88e72e878716116270d722723d65b42176")
+    (mkOverride "cryptography" "2.3.1"
+      "8d10113ca826a4c29d5b85b2c4e045ffa8bad74fb525ee0eceb1d38d4c70dfd6")
+    (mkOverride "cryptography_vectors" "2.3.1" # required by cryptography==2.3.1
+      "bf4d9b61dce69c49e830950aa36fad194706463b0b6dfe81425b9e0bc6644d46")
+    (mkOverride "requests" "2.19.1"
+      "ec22d826a36ed72a7358ff3fe56cbd4ba69dd7a6718ffd450ff0e9df7a47ce6a")
+    (mkOverride "voluptuous" "0.11.5"
+      "567a56286ef82a9d7ae0628c5842f65f516abcb496e74f3f59f1d7b28df314ef")
+
+    # used by check_config script
+    # can be unpinned once https://github.com/home-assistant/home-assistant/issues/11917 is resolved
+    (mkOverride "colorlog" "3.1.4"
+      "418db638c9577f37f0fae4914074f395847a728158a011be2a193ac491b9779d")
+
+    # hass-frontend does not exist in python3.pkgs
+    (self: super: {
+      hass-frontend = self.callPackage ./frontend.nix { };
+    })
+  ];
+
+  mkOverride = attrname: version: sha256:
+    self: super: {
+      ${attrname} = super.${attrname}.overridePythonAttrs (oldAttrs: {
+        inherit version;
         src = oldAttrs.src.override {
-          inherit version;
-          sha256 = "f20deec7a3fbaec7b5eb7ad99878427ad2ee4cc16a46732b705e8121cbb3cc12";
+          inherit version sha256;
         };
       });
-      requests = super.requests.overridePythonAttrs (oldAttrs: rec {
-        version = "2.19.1";
-        src = oldAttrs.src.override {
-          inherit version;
-          sha256 = "ec22d826a36ed72a7358ff3fe56cbd4ba69dd7a6718ffd450ff0e9df7a47ce6a";
-        };
-      });
-      voluptuous = super.voluptuous.overridePythonAttrs (oldAttrs: rec {
-        version = "0.11.5";
-        src = oldAttrs.src.override {
-          inherit version;
-          sha256 = "567a56286ef82a9d7ae0628c5842f65f516abcb496e74f3f59f1d7b28df314ef";
-        };
-      });
-      attrs = super.attrs.overridePythonAttrs (oldAttrs: rec {
-        version = "18.1.0";
-        src = oldAttrs.src.override {
-          inherit version;
-          sha256 = "e0d0eb91441a3b53dab4d9b743eafc1ac44476296a2053b6ca3af0b139faf87b";
-        };
-      });
-      astral = super.astral.overridePythonAttrs (oldAttrs: rec {
-        version = "1.6.1";
-        src = oldAttrs.src.override {
-          inherit version;
-          sha256 = "ab0c08f2467d35fcaeb7bad15274743d3ac1ad18b5391f64a0058a9cd192d37d";
-        };
-      });
-      # used by check_config script
-      # can be unpinned once https://github.com/home-assistant/home-assistant/issues/11917 is resolved
-      colorlog = super.colorlog.overridePythonAttrs (oldAttrs: rec {
-        version = "3.1.4";
-        src = oldAttrs.src.override {
-          inherit version;
-          sha256 = "418db638c9577f37f0fae4914074f395847a728158a011be2a193ac491b9779d";
-        };
-      });
-      hass-frontend = super.callPackage ./frontend.nix { };
     };
+    
+  py = python3.override {
+    # Put packageOverrides at the start so they are applied after defaultOverrides
+    packageOverrides = lib.foldr lib.composeExtensions (self: super: { }) ([ packageOverrides ] ++ defaultOverrides);
   };
 
   componentPackages = import ./component-packages.nix;
@@ -74,7 +73,7 @@ let
   extraBuildInputs = extraPackages py.pkgs;
 
   # Don't forget to run parse-requirements.py after updating
-  hassVersion = "0.75.2";
+  hassVersion = "0.76.1";
 
 in with py.pkgs; buildPythonApplication rec {
   pname = "homeassistant";
@@ -89,12 +88,12 @@ in with py.pkgs; buildPythonApplication rec {
     owner = "home-assistant";
     repo = "home-assistant";
     rev = version;
-    sha256 = "1ib76wz3f6jfi7a0w2v561g8vf5w4p2b2d79667api6ynvbw2l9d";
+    sha256 = "0bqvb6wsbv1irp92ijdvx62vqicsqhyk301ixf8yb2d1dwwwmid3";
   };
 
   propagatedBuildInputs = [
     # From setup.py
-    requests pyyaml pytz pip jinja2 voluptuous typing aiohttp async-timeout astral certifi attrs
+    aiohttp astral async-timeout attrs certifi jinja2 pyjwt cryptography pip pytz pyyaml requests voluptuous
     # From http, frontend, recorder and config.config_entries components
     sqlalchemy aiohttp-cors hass-frontend voluptuous-serialize
   ] ++ componentBuildInputs ++ extraBuildInputs;
diff --git a/pkgs/servers/home-assistant/frontend.nix b/pkgs/servers/home-assistant/frontend.nix
index 864a91683eea..e73b239bb05d 100644
--- a/pkgs/servers/home-assistant/frontend.nix
+++ b/pkgs/servers/home-assistant/frontend.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "home-assistant-frontend";
-  version = "20180804.0";
+  version = "20180818.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "50a9e74efe2b56fbc34fba07205829e0ea77315183e85c235d177cabff3b62ee";
+    sha256 = "b6101c342e49c943c59e3525d6741cd3a23af94b65549d59bdeee8cf3f07b294";
   };
 
   propagatedBuildInputs = [ user-agents ];
diff --git a/pkgs/servers/home-assistant/parse-requirements.py b/pkgs/servers/home-assistant/parse-requirements.py
index 068b89d9a9fe..95b731926984 100755
--- a/pkgs/servers/home-assistant/parse-requirements.py
+++ b/pkgs/servers/home-assistant/parse-requirements.py
@@ -1,5 +1,5 @@
 #! /usr/bin/env nix-shell
-#! nix-shell -i python3 -p "python3.withPackages (ps: with ps; [ requests pyyaml pytz pip jinja2 voluptuous typing aiohttp async-timeout astral certifi attrs ])"
+#! nix-shell -i python3 -p "python3.withPackages (ps: with ps; [ aiohttp astral async-timeout attrs certifi jinja2 pyjwt cryptography pip pytz pyyaml requests voluptuous ])"
 #
 # This script downloads Home Assistant's source tarball.
 # Inside the homeassistant/components directory, each component has an associated .py file,