diff --git a/src/components/ha-selector/ha-selector-area.ts b/src/components/ha-selector/ha-selector-area.ts
index 1966214ab3..d2abf64449 100644
--- a/src/components/ha-selector/ha-selector-area.ts
+++ b/src/components/ha-selector/ha-selector-area.ts
@@ -54,7 +54,7 @@ export class HaAreaSelector extends LitElement {
   }
 
   protected willUpdate(changedProperties: PropertyValues): void {
-    if (changedProperties.has("selector") && this.value !== undefined) {
+    if (changedProperties.get("selector") && this.value !== undefined) {
       if (this.selector.area?.multiple && !Array.isArray(this.value)) {
         this.value = [this.value];
         fireEvent(this, "value-changed", { value: this.value });
diff --git a/src/components/ha-selector/ha-selector-device.ts b/src/components/ha-selector/ha-selector-device.ts
index 0ae3ca0fc6..8ce9b26860 100644
--- a/src/components/ha-selector/ha-selector-device.ts
+++ b/src/components/ha-selector/ha-selector-device.ts
@@ -56,7 +56,7 @@ export class HaDeviceSelector extends LitElement {
   }
 
   protected willUpdate(changedProperties: PropertyValues): void {
-    if (changedProperties.has("selector") && this.value !== undefined) {
+    if (changedProperties.get("selector") && this.value !== undefined) {
       if (this.selector.device?.multiple && !Array.isArray(this.value)) {
         this.value = [this.value];
         fireEvent(this, "value-changed", { value: this.value });
diff --git a/src/components/ha-selector/ha-selector-entity.ts b/src/components/ha-selector/ha-selector-entity.ts
index df3a7eab76..fb9a2eeae1 100644
--- a/src/components/ha-selector/ha-selector-entity.ts
+++ b/src/components/ha-selector/ha-selector-entity.ts
@@ -43,7 +43,7 @@ export class HaEntitySelector extends LitElement {
   }
 
   protected willUpdate(changedProperties: PropertyValues): void {
-    if (changedProperties.has("selector") && this.value !== undefined) {
+    if (changedProperties.get("selector") && this.value !== undefined) {
       if (this.selector.entity?.multiple && !Array.isArray(this.value)) {
         this.value = [this.value];
         fireEvent(this, "value-changed", { value: this.value });
diff --git a/src/components/ha-selector/ha-selector-floor.ts b/src/components/ha-selector/ha-selector-floor.ts
index f756a77426..f7135c2158 100644
--- a/src/components/ha-selector/ha-selector-floor.ts
+++ b/src/components/ha-selector/ha-selector-floor.ts
@@ -54,7 +54,7 @@ export class HaFloorSelector extends LitElement {
   }
 
   protected willUpdate(changedProperties: PropertyValues): void {
-    if (changedProperties.has("selector") && this.value !== undefined) {
+    if (changedProperties.get("selector") && this.value !== undefined) {
       if (this.selector.floor?.multiple && !Array.isArray(this.value)) {
         this.value = [this.value];
         fireEvent(this, "value-changed", { value: this.value });