diff --git a/src/common/const.ts b/src/common/const.ts
index a279cfd348..07ada9c7e3 100644
--- a/src/common/const.ts
+++ b/src/common/const.ts
@@ -201,6 +201,7 @@ export const DOMAINS_WITH_CARD = [
 export const SENSOR_ENTITIES = [
   "sensor",
   "binary_sensor",
+  "calendar",
   "camera",
   "device_tracker",
   "weather",