diff --git a/makefu/2configs/ham/lib/default.nix b/makefu/2configs/ham/lib/default.nix
index c2d7916c1..45c86138b 100644
--- a/makefu/2configs/ham/lib/default.nix
+++ b/makefu/2configs/ham/lib/default.nix
@@ -40,4 +40,5 @@ in
       entity = "firetv";
     };
   };
+  zigbee.prefix = "/ham/zigbee";
 }
diff --git a/makefu/2configs/ham/multi/timer.nix b/makefu/2configs/ham/multi/timer.nix
deleted file mode 100644
index eafb7841d..000000000
--- a/makefu/2configs/ham/multi/timer.nix
+++ /dev/null
@@ -1,123 +0,0 @@
-# Provides:
-#   timer
-#   automation
-#   script
-
-# Needs:
-#  sensor.zigbee_btn1_click
-#  notify.telegrambot
-let
-  button = "sensor.zigbee_btn1_click";
-in {
-  timer.kurzzeitwecker =
-  {
-    name = "Zigbee Kurzzeitwecker";
-    duration = 300;
-  };
-    script.add_5_minutes_to_kurzzeitwecker =
-    {
-        alias = "Add 5 minutes to kurzzeitwecker";
-        sequence = [
-          { service = "timer.pause";
-          entity_id = "timer.kurzzeitwecker";
-        }
-        { service = "timer.start";
-        data_template = {
-          entity_id = "timer.kurzzeitwecker";
-          duration = ''
-            {% set r = state_attr('timer.wecker', 'remaining') ~ '-0000' %}
-            {% set t = strptime(r, '%H:%M:%S.%f%z') %}
-            {{ (as_timestamp(t) + 300) | timestamp_custom('%H:%M:%S', false) }}
-          '';
-        };
-      }
-    ];
-  };
-  automation =
-  [
-    {
-      alias = "Start Timer 5min";
-      trigger = {
-        platform = "state";
-        entity_id = button;
-        to =  "single";
-      };
-      condition =
-          { condition = "state";
-            entity_id = "timer.kurzzeitwecker";
-            state =  "idle";
-          };
-
-      action = [
-        { service = "timer.start";
-          entity_id =  "timer.kurzzeitwecker";
-          duration = "00:05:00";
-        }
-        {
-          service = "notify.telegrambot";
-          data = {
-            title = "Timer gestartet";
-            message = "Timer auf 5 minuten gestellt";
-          };
-        }
-      ];
-    }
-    {
-      alias = "Start Timer 10min";
-      trigger = {
-        platform = "state";
-        entity_id = button;
-        to =  "double";
-      };
-      condition =
-      {
-        condition = "state";
-        entity_id = "timer.kurzzeitwecker";
-        state =  "idle";
-      };
-      action =
-      [
-        {
-          service = "timer.start";
-          entity_id =  "timer.kurzzeitwecker";
-          duration = "00:10:00";
-        }
-        {
-          service = "notify.telegrambot";
-          data = {
-            title = "Timer gestartet";
-            message = "Timer auf 10 minuten gestellt";
-          };
-        }
-      ];
-    }
-    {
-      alias = "Stop timer on triple click";
-      trigger =
-      {
-        platform = "state";
-        entity_id = button;
-        to =  "triple";
-      };
-      condition =
-      {
-        condition = "state";
-        entity_id = "timer.kurzzeitwecker";
-        state =  "active";
-      };
-
-      action = [
-        {
-          service = "timer.stop";
-          entity_id =  "timer.kurzzeitwecker";
-        }
-        {
-          service = "notify.telegrambot";
-          data = {
-            title = "Timer gestoppt";
-          };
-        }
-      ];
-    }
-  ];
-}
diff --git a/makefu/2configs/ham/multi/zigbee2mqtt.nix b/makefu/2configs/ham/multi/zigbee2mqtt.nix
index ba81b1298..947eb5517 100644
--- a/makefu/2configs/ham/multi/zigbee2mqtt.nix
+++ b/makefu/2configs/ham/multi/zigbee2mqtt.nix
@@ -8,43 +8,10 @@
 let
   inherit (import ../lib) zigbee;
   prefix = zigbee.prefix;
-  xiaomi_btn = name: [
-    (zigbee.battery name)
-    (zigbee.linkquality name)
-    (zigbee.click name)
-  ];
-  xiaomi_temp = name: [
-    (zigbee.battery name)
-    (zigbee.linkquality name)
-    (zigbee.temperature name)
-    (zigbee.humidity name)
-    (zigbee.pressure name)
-  ];
-  xiaomi_contact = name: [
-    (zigbee.battery name)
-    (zigbee.linkquality name)
-    (zigbee.contact name)
-  ];
-  router_link = name: [
-    (zigbee.linkquality name)
-  ];
-  router_bin = name: [
-    (zigbee.state name)
-  ];
 in {
   sensor =
-     (xiaomi_btn "btn1")
-  ++ (xiaomi_btn "btn2")
-  ++ (xiaomi_btn "btn3")
 
-  ++ (xiaomi_temp "temp1")
-  ++ (xiaomi_temp "temp2")
-  ++ (xiaomi_temp "temp3")
-
-  ++ (router_link "router1")
-  ++ (router_link "router2")
-
-  ++ [
+     [
     # Sensor for monitoring the bridge state
     {
       platform = "mqtt";
@@ -69,9 +36,6 @@ in {
       icon = "mdi:chip";
     }
   ];
-  binary_sensor =
-     (router_bin "router1")
-  ++ (router_bin "router2");
   switch = [
   {
     platform = "mqtt";
diff --git a/makefu/2configs/ham/sensor/outside.nix b/makefu/2configs/ham/sensor/outside.nix
index 8436b8de2..c46b35ba3 100644
--- a/makefu/2configs/ham/sensor/outside.nix
+++ b/makefu/2configs/ham/sensor/outside.nix
@@ -17,10 +17,4 @@
     units =  "si" ;
     scan_interval = "00:30:00";
   }
-  { platform = "luftdaten";
-    name = "Muehlhausen";
-    show_on_map = true;
-    sensor_id = "679";
-    sensors.monitored_conditions = [ "P1" "P2" ];
-  }
   ]