diff --git a/lib_rgb/api/visualize_volume.h b/lib_rgb/api/visualize_volume.h
index 46d59b5..38a88dc 100644
--- a/lib_rgb/api/visualize_volume.h
+++ b/lib_rgb/api/visualize_volume.h
@@ -1,7 +1,6 @@
 #ifndef CACHE_OPERATIONS_H
 #define CACHE_OPERATIONS_H
 #include <stdint.h>
-#include "samples_to_levels.h"
 #include "rgb_effect.h"
 /** 
  * \brief 初始化缓存缓冲区。