diff --git a/code/application/source/sf_app/code/include/sf_systemMng.h b/code/application/source/sf_app/code/include/sf_systemMng.h
index 06d91321c..b47282ebe 100644
--- a/code/application/source/sf_app/code/include/sf_systemMng.h
+++ b/code/application/source/sf_app/code/include/sf_systemMng.h
@@ -17,7 +17,7 @@ extern "C" {
 
 // following define must be same to "kernel\drivers\sstar\include\mdrv_msys_io.h"
 
-#define SF_VER_FILE_PATH     			SF_SD_ROOT"CAM_INFO.txt"
+#define SF_VER_FILE_PATH     			"CAM_INFO.txt"
 
 typedef enum sfUPGRADE_STATUS_E
 {
diff --git a/code/application/source/sf_app/code/source/systemMng/sf_systemMng.c b/code/application/source/sf_app/code/source/systemMng/sf_systemMng.c
index 58ff8a309..078cd184d 100644
--- a/code/application/source/sf_app/code/source/systemMng/sf_systemMng.c
+++ b/code/application/source/sf_app/code/source/systemMng/sf_systemMng.c
@@ -281,11 +281,20 @@ SINT32 sf_sys_software_version_get(SF_CHAR* version)
 SINT32 sf_sys_camera_about(void)
 {
 	SF_CHAR Temp[128] = {0};
+	
+	char *file_path = sf_root_path_strcat(SF_VER_FILE_PATH);
+	if(file_path == NULL)
+	{
+		free(file_path);
+		return SF_FAILURE;
+	}
+	
 	SF_PDT_PARAM_STATISTICS_S *pstaticparam = sf_statistics_param_get();
 	FILE *fp;
-	if((fp =fopen(SF_VER_FILE_PATH,"w+")) == NULL)
+	if((fp =fopen(file_path,"w+")) == NULL)
 	{
-		MLOGE("open [%s] failed!!!\n",SF_VER_FILE_PATH);
+		MLOGE("open [%s] failed!!!\n",file_path);
+		free(file_path);
 		return SF_FAILURE;
 	}
 	memset(Temp,'\0',sizeof(Temp)/sizeof(char));
@@ -321,7 +330,7 @@ SINT32 sf_sys_camera_about(void)
 	fwrite(Temp,sizeof(char), strlen(Temp),fp);
 	fflush(fp);
 	fclose(fp);
-	
+	free(file_path);
     return SUCCESS;
 }