diff --git a/osp/inc/ospCfgToBin.h b/osp/inc/ospCfgToBin.h
index 313af0c..34c0102 100644
--- a/osp/inc/ospCfgToBin.h
+++ b/osp/inc/ospCfgToBin.h
@@ -1,7 +1,7 @@
 #ifndef __OSP_CFG_TO_BIN_H__
 #define __OSP_CFG_TO_BIN_H__
 
-#define APE_CFG_FILE_NAME_LEN   (64)
+#define APE_CFG_FILE_NAME_LEN   (32)    //(64)  /* 为节省内存开销，文件名长度由64->32字节 */
 #define APE_CFG_FILE_NUM        (64)
 #define APE_SPE_CFG_FILE_NUM    (128)