diff --git a/src/left_over/left_over_det.h b/src/left_over/left_over_det.h
index 3103383..2600b6a 100644
--- a/src/left_over/left_over_det.h
+++ b/src/left_over/left_over_det.h
@@ -24,8 +24,8 @@
 #define m_BOUNDING_BOX_RATEMIN 0.001
 #define m_BOUNDING_BOX_RATEMAX 100
 #define MAXROINUM 10                      // 最大ROI数
-#define MACDETECTOBJNUM 100
-
+//#define MACDETECTOBJNUM 100
+#define MACDETECTOBJNUM 3
 #ifdef __cplusplus
 extern "C"
 {