diff --git a/v4l2rtspserver-master/inc/imp/imp_ivs_move.h b/v4l2rtspserver-master/inc/imp/imp_ivs_move.h
index 70ecde8e..c42a61db 100755
--- a/v4l2rtspserver-master/inc/imp/imp_ivs_move.h
+++ b/v4l2rtspserver-master/inc/imp/imp_ivs_move.h
@@ -14,7 +14,7 @@ extern "C"
 #endif
 #endif /* __cplusplus */
 
-#define IMP_IVS_MOVE_MAX_ROI_CNT		52
+#define IMP_IVS_MOVE_MAX_ROI_CNT		16
 
 #include <imp/imp_ivs.h>