diff --git a/BasicServicesKit/commonevent/oh_commonevent.h b/BasicServicesKit/commonevent/oh_commonevent.h
index 695328b66caaab89d6d9c6ef1a757f410f15c737..44c6799268b25e0eeb9291a274f824275051d47d 100644
--- a/BasicServicesKit/commonevent/oh_commonevent.h
+++ b/BasicServicesKit/commonevent/oh_commonevent.h
@@ -121,7 +121,7 @@ CommonEvent_SubscribeInfo* OH_CommonEvent_CreateSubscribeInfo(const char* events
  * @brief Set the subscribe information of permission.
  *
  * @param info Indicates the subscribed events.
- * @param permission Indicates the subscribed events of number.
+ * @param permission Indicates the subscribed events of permission.
  * @return Returns the error code.
  *         Returns {@link COMMONEVENT_ERR_OK} if the operation is successful.
  *         Returns {@link COMMONEVENT_ERR_INVALID_PARAMETER} if a parameter error occurs.
@@ -133,7 +133,7 @@ CommonEvent_ErrCode OH_CommonEvent_SetPublisherPermission(CommonEvent_SubscribeI
  * @brief Set the subscribe information of bundleName.
  *
  * @param info Indicates the subscribed events.
- * @param bundleName Indicates the subscribed events of number.
+ * @param bundleName Indicates the subscribed events of bundleName.
  * @return Returns the error code.
  *         Returns {@link COMMONEVENT_ERR_OK} if the operation is successful.
  *         Returns {@link COMMONEVENT_ERR_INVALID_PARAMETER} if a parameter error occurs.
diff --git a/BasicServicesKit/commonevent/oh_commonevent_support.h b/BasicServicesKit/commonevent/oh_commonevent_support.h
index 67f77687be755140a620cb6dd9dd50135f2192de..6d1256b95cdc7b06fd104194b0c53a58cbb7ed0d 100644
--- a/BasicServicesKit/commonevent/oh_commonevent_support.h
+++ b/BasicServicesKit/commonevent/oh_commonevent_support.h
@@ -57,7 +57,7 @@ static const char* const COMMON_EVENT_SHUTDOWN = "usual.event.SHUTDOWN";
 static const char* const COMMON_EVENT_BATTERY_CHANGED = "usual.event.BATTERY_CHANGED";
 
 /**
- * @brief This commonEvent means when the device in low battery state..
+ * @brief This commonEvent means when the device in low battery state.
  *
  * @since 12
  */
@@ -141,7 +141,7 @@ static const char* const COMMON_EVENT_PACKAGE_ADDED = "usual.event.PACKAGE_ADDED
 static const char* const COMMON_EVENT_PACKAGE_REMOVED = "usual.event.PACKAGE_REMOVED";
 
 /**
- * @brief This commonEvent means when an existing application package is removed from the device.
+ * @brief This commonEvent means when an installed application's add-on package is removed from the device.
  *
  * @since 12
  */