diff --git a/components/modules/ai/who_human_face_recognition.hpp b/components/modules/ai/who_human_face_recognition.hpp
index b7841d8..b34ddbe 100644
--- a/components/modules/ai/who_human_face_recognition.hpp
+++ b/components/modules/ai/who_human_face_recognition.hpp
@@ -15,7 +15,7 @@ typedef enum
 } recognizer_state_t;
 
 void register_human_face_recognition(QueueHandle_t frame_i,
-                                   QueueHandle_t event,
-                                   QueueHandle_t result,
-                                   QueueHandle_t frame_o = NULL,
-                                   const bool camera_fb_return = false);
+                                     QueueHandle_t event,
+                                     QueueHandle_t result,
+                                     QueueHandle_t frame_o = NULL,
+                                     const bool camera_fb_return = false);