diff --git a/include/nuttx/wireless/bluetooth/bt_gatt.h b/include/nuttx/wireless/bluetooth/bt_gatt.h
index cdaf3ecd10c..4d375d19e10 100644
--- a/include/nuttx/wireless/bluetooth/bt_gatt.h
+++ b/include/nuttx/wireless/bluetooth/bt_gatt.h
@@ -987,7 +987,7 @@ int bt_gatt_read(FAR struct bt_conn_s *conn, uint16_t handle, uint16_t offset,
                  bt_gatt_read_func_t func);
 
 /****************************************************************************
- * Name:
+ * Name: bt_gatt_write
  *
  * Description:
  *   This procedure write the attribute value and return the result in the
diff --git a/wireless/bluetooth/bt_conn.h b/wireless/bluetooth/bt_conn.h
index ff86e2a1ae9..7a283ada918 100644
--- a/wireless/bluetooth/bt_conn.h
+++ b/wireless/bluetooth/bt_conn.h
@@ -400,13 +400,15 @@ int bt_conn_le_start_encryption(FAR struct bt_conn_s *conn, uint64_t rand,
                                 uint16_t ediv, FAR const uint8_t *ltk);
 
 /****************************************************************************
- * Name:
+ * Name: bt_conn_le_conn_update
  *
  * Description:
  *
  * Input Parameters:
  *
  * Returned Value:
+ *   Zero is returned on success; a negated errno value is returned on any
+ *   failure.
  *
  ****************************************************************************/