diff --git a/api/@ohos.commonEvent.d.ts b/api/@ohos.commonEvent.d.ts
index e9b04424dc98e1dddef6814796df654253435606..58be91345940a6413dbcbf3fa4e313ffed81f61d 100644
--- a/api/@ohos.commonEvent.d.ts
+++ b/api/@ohos.commonEvent.d.ts
@@ -170,6 +170,12 @@ declare namespace commonEvent {
      */
     COMMON_EVENT_SCREEN_ON = "usual.event.SCREEN_ON",
 
+    /**
+     * this commonEvent means when the thermal state level change
+     * @since 8
+     */
+     COMMON_EVENT_THERMAL_LEVEL_CHANGED = "usual.event.THERMAL_LEVEL_CHANGED",
+
     /**
      * this commonEvent means when the user is present after the device waked up.
      */