diff --git a/.changeset/gentle-rules-begin.md b/.changeset/gentle-rules-begin.md
index dd03c77..f78363e 100644
--- a/.changeset/gentle-rules-begin.md
+++ b/.changeset/gentle-rules-begin.md
@@ -2,4 +2,4 @@
 "homebridge-roomba2": minor
 ---
 
-Add support for Braava m6 water tank status as contact sensor
+Add support for Braava m6 water tank status as a filter maintenance indicator
diff --git a/src/accessory.ts b/src/accessory.ts
index 8f16ef0..a0db46c 100644
--- a/src/accessory.ts
+++ b/src/accessory.ts
@@ -163,7 +163,7 @@ export default class RoombaAccessory implements AccessoryPlugin {
         const showBinStatusAsContactSensor = config.binContactSensor;
         const showDockingAsContactSensor = config.dockingContactSensor;
         const showHomeSwitch = config.homeSwitch;
-        const showTankAsContactSensor = config.tankContactSensor;
+        const showTankAsFilterMaintenance = config.tankContactSensor;
 
         const Service = api.hap.Service;
 
@@ -184,7 +184,7 @@ export default class RoombaAccessory implements AccessoryPlugin {
         if (showDockingAsContactSensor) {
             this.dockingService = new Service.ContactSensor(this.name + " Docking", "docking");
         }
-        if (showTankAsContactSensor) {
+        if (showTankAsFilterMaintenance) {
             this.tankService = new Service.FilterMaintenance(this.name + " Water Tank Empty", "Empty");
         }
         if (showHomeSwitch) {