diff --git a/src/integrations/bluetooth-classic/bluetooth-classic.service.ts b/src/integrations/bluetooth-classic/bluetooth-classic.service.ts
index 88dd527..bc1db79 100644
--- a/src/integrations/bluetooth-classic/bluetooth-classic.service.ts
+++ b/src/integrations/bluetooth-classic/bluetooth-classic.service.ts
@@ -12,7 +12,6 @@ import * as util from 'util';
 import { exec } from 'child_process';
 import { Node } from 'democracy';
 import { NewRssiEvent } from './new-rssi.event';
-import slugify from 'slugify';
 import _ from 'lodash';
 import { Interval, SchedulerRegistry } from '@nestjs/schedule';
 import { EntityCustomization } from '../../entities/entity-customization.interface';
@@ -23,6 +22,7 @@ import {
 } from './bluetooth-classic.const';
 import { RoomPresenceDistanceSensor } from '../room-presence/room-presence-distance.sensor';
 import { KalmanFilterable } from '../../util/filters';
+import { makeId } from '../../util/id';
 
 @Injectable()
 export class BluetoothClassicService extends KalmanFilterable(Object, 1.4, 0.8)
@@ -101,9 +101,7 @@ export class BluetoothClassicService extends KalmanFilterable(Object, 1.4, 0.8)
       `Received RSSI of ${event.rssi} for ${event.address} from ${event.instanceName}`
     );
 
-    const sensorId = slugify(
-      _.lowerCase(`bluetooth-classic ${event.address} room presence`)
-    );
+    const sensorId = makeId(`bluetooth-classic ${event.address}`);
     let sensor: RoomPresenceDistanceSensor;
     if (this.entitiesService.has(sensorId)) {
       sensor = this.entitiesService.get(sensorId) as RoomPresenceDistanceSensor;
diff --git a/src/integrations/bluetooth-low-energy/bluetooth-low-energy.service.spec.ts b/src/integrations/bluetooth-low-energy/bluetooth-low-energy.service.spec.ts
index 4d83327..f6a2789 100644
--- a/src/integrations/bluetooth-low-energy/bluetooth-low-energy.service.spec.ts
+++ b/src/integrations/bluetooth-low-energy/bluetooth-low-energy.service.spec.ts
@@ -410,7 +410,7 @@ describe('BluetoothLowEnergyService', () => {
 
     expect(entitiesService.add).toHaveBeenCalledWith(
       expect.objectContaining({
-        id: 'ble-new-room-presence',
+        id: 'ble-new',
         name: 'New Tag Room Presence',
         timeout: 20
       }),
diff --git a/src/integrations/bluetooth-low-energy/bluetooth-low-energy.service.ts b/src/integrations/bluetooth-low-energy/bluetooth-low-energy.service.ts
index 2771901..1b409d6 100644
--- a/src/integrations/bluetooth-low-energy/bluetooth-low-energy.service.ts
+++ b/src/integrations/bluetooth-low-energy/bluetooth-low-energy.service.ts
@@ -4,8 +4,6 @@ import {
   OnModuleInit
 } from '@nestjs/common';
 import noble, { Peripheral } from '@abandonware/noble';
-import * as _ from 'lodash';
-import slugify from 'slugify';
 import { EntitiesService } from '../../entities/entities.service';
 import { IBeacon } from './i-beacon';
 import { Tag } from './tag';
@@ -18,6 +16,7 @@ import { SensorConfig } from '../home-assistant/sensor-config';
 import { RoomPresenceDistanceSensor } from '../room-presence/room-presence-distance.sensor';
 import { SchedulerRegistry } from '@nestjs/schedule';
 import { KalmanFilterable } from '../../util/filters';
+import { makeId } from '../../util/id';
 
 export const NEW_DISTANCE_CHANNEL = 'bluetooth-low-energy.new-distance';
 
@@ -88,7 +87,7 @@ export class BluetoothLowEnergyService extends KalmanFilterable(Object, 0.8, 15)
    * @param event - Event with new distance data
    */
   handleNewDistance(event: NewDistanceEvent): void {
-    const sensorId = slugify(_.lowerCase(`ble ${event.tagId} room presence`));
+    const sensorId = makeId(`ble ${event.tagId}`);
     let sensor: RoomPresenceDistanceSensor;
     if (this.entitiesService.has(sensorId)) {
       sensor = this.entitiesService.get(sensorId) as RoomPresenceDistanceSensor;
diff --git a/src/integrations/home-assistant/entity-config.ts b/src/integrations/home-assistant/entity-config.ts
index 7097fbf..6dda50e 100644
--- a/src/integrations/home-assistant/entity-config.ts
+++ b/src/integrations/home-assistant/entity-config.ts
@@ -1,6 +1,4 @@
 import { Device } from './device';
-import slugify from 'slugify';
-import * as _ from 'lodash';
 
 export abstract class EntityConfig {
   uniqueId: string;
@@ -16,15 +14,20 @@ export abstract class EntityConfig {
   payloadAvailable = 'online';
   payloadNotAvailable = 'offline';
 
-  constructor(component: string, id: string, name: string, device?: Device) {
+  protected constructor(
+    component: string,
+    id: string,
+    name: string,
+    device?: Device
+  ) {
     this.component = component;
     this.name = name;
     this.device = device;
 
-    this.uniqueId = slugify(_.lowerCase(`room-assistant ${component} ${id}`));
-    this.configTopic = `homeassistant/${this.component}/${this.uniqueId}/config`;
-    this.stateTopic = `roomassistant/${this.component}/${this.uniqueId}/state`;
-    this.jsonAttributesTopic = `roomassistant/${this.component}/${this.uniqueId}/attributes`;
-    this.availabilityTopic = `roomassistant/${this.component}/${this.uniqueId}/status`;
+    this.uniqueId = `room-assistant-${id}`;
+    this.configTopic = `homeassistant/${this.component}/room-assistant/${id}/config`;
+    this.stateTopic = `room-assistant/${this.component}/${id}/state`;
+    this.jsonAttributesTopic = `room-assistant/${this.component}/${id}/attributes`;
+    this.availabilityTopic = `room-assistant/${this.component}/${id}/status`;
   }
 }
diff --git a/src/integrations/home-assistant/home-assistant.service.ts b/src/integrations/home-assistant/home-assistant.service.ts
index 6cbbe21..0295e44 100644
--- a/src/integrations/home-assistant/home-assistant.service.ts
+++ b/src/integrations/home-assistant/home-assistant.service.ts
@@ -18,6 +18,7 @@ import { system } from 'systeminformation';
 import { InjectEventEmitter } from 'nest-emitter';
 import { EntitiesEventEmitter } from '../../entities/entities.events';
 import { EntityCustomization } from '../../entities/entity-customization.interface';
+import { makeId } from '../../util/id';
 
 const PROPERTY_BLACKLIST = ['component', 'configTopic'];
 
@@ -161,11 +162,11 @@ export class HomeAssistantService
   }
 
   protected getCombinedId(entityId: string, distributed = false): string {
-    return `${
+    return makeId(
       distributed
-        ? 'distributed'
-        : this.configService.get('global').instanceName
-    }_${entityId}`;
+        ? entityId
+        : [this.configService.get('global').instanceName, entityId].join('-')
+    );
   }
 
   protected applyCustomizations(
diff --git a/src/util/id.spec.ts b/src/util/id.spec.ts
new file mode 100644
index 0000000..fa68e61
--- /dev/null
+++ b/src/util/id.spec.ts
@@ -0,0 +1,17 @@
+import { makeId } from './id';
+
+describe('makeId', () => {
+  const idRegex = /^[a-z1-9-]+$/;
+
+  it('should convert inputs to lower case', () => {
+    expect(makeId('ABC-def123')).toMatch(idRegex);
+  });
+
+  it('should convert colons to dashes', () => {
+    expect(makeId('ble-84:87:ad:ef')).toMatch(idRegex);
+  });
+
+  it('should convert underscores to dashes', () => {
+    expect(makeId('bluetooth-classic_129-1-1')).toMatch(idRegex);
+  });
+});
diff --git a/src/util/id.ts b/src/util/id.ts
new file mode 100644
index 0000000..1ebd266
--- /dev/null
+++ b/src/util/id.ts
@@ -0,0 +1,7 @@
+import slugify from 'slugify';
+
+export function makeId(input: string): string {
+  return slugify(input, {
+    lower: true
+  }).replace(/[_:]/g, '-');
+}