diff --git a/plugin/business/tsg-http/src/tsg_logger.cpp b/plugin/business/tsg-http/src/tsg_logger.cpp
index e15ed4c..4c15200 100644
--- a/plugin/business/tsg-http/src/tsg_logger.cpp
+++ b/plugin/business/tsg-http/src/tsg_logger.cpp
@@ -86,7 +86,7 @@ error_out:
 	return NULL;
 }
 
-static unsigned int proxy_log_get_fqdn_cat(struct tfe_cmsg *cmsg, unsigned int *category_id_val)
+static unsigned int proxy_log_get_fqdn_cat(struct tfe_cmsg *cmsg, unsigned int *category_id_val, size_t sz_out_value_buf)
 {
 	int ret=0;
     unsigned category_id_num=0;
@@ -97,7 +97,7 @@ static unsigned int proxy_log_get_fqdn_cat(struct tfe_cmsg *cmsg, unsigned int *
     {
         return -1;
     }
-    ret = tfe_cmsg_get_value(cmsg, TFE_CMSG_FQDN_CAT_ID_VAL, (unsigned char *)category_id_val, sizeof(category_id_val), &opt_out_size);
+    ret = tfe_cmsg_get_value(cmsg, TFE_CMSG_FQDN_CAT_ID_VAL, (unsigned char *)category_id_val, sz_out_value_buf, &opt_out_size);
     if (ret != 0)
     {
         return -1;
@@ -152,7 +152,7 @@ int proxy_send_log(struct proxy_logger* handle, const struct proxy_log* log_msg)
 	cJSON_AddStringToObject(common_obj, "http_version", app_proto[http->major_version]);
 	cJSON_AddStringToObject(common_obj, "common_schema_type", "HTTP");
 
-	unsigned int common_direction=0, category_id_val[8]={0};
+	unsigned int common_direction=0, category_id_val[64]={0};
 	char opt_val[24]={0}; uint16_t opt_out_size;
 	struct tfe_cmsg * cmsg = tfe_stream_get0_cmsg(log_msg->stream);
 	if (cmsg!=NULL)
@@ -167,7 +167,7 @@ int proxy_send_log(struct proxy_logger* handle, const struct proxy_log* log_msg)
         {
 			cJSON_AddNumberToObject(common_obj, "common_direction", common_direction);	//0：域内->域外，1：域外->域内，描述的是CLIENT_IP信息
         }
-		ret = proxy_log_get_fqdn_cat(cmsg, category_id_val);
+		ret = proxy_log_get_fqdn_cat(cmsg, category_id_val, sizeof(category_id_val));
 		if (ret>0)
 		{
 			cJSON_AddItemToObject(common_obj, "common_service_category", cJSON_CreateIntArray((const int*)category_id_val, ret));