diff --git a/homeassistant/components/manual_mqtt/alarm_control_panel.py b/homeassistant/components/manual_mqtt/alarm_control_panel.py
index 26946a2a45c..8d447bbc8ac 100644
--- a/homeassistant/components/manual_mqtt/alarm_control_panel.py
+++ b/homeassistant/components/manual_mqtt/alarm_control_panel.py
@@ -273,7 +273,6 @@ class ManualMQTTAlarm(AlarmControlPanelEntity):
         self._attr_name = name
         if code_template:
             self._code = code_template
-            self._code.hass = hass
         else:
             self._code = code or None
         self._disarm_after_trigger = disarm_after_trigger