diff --git a/common/global.hpp b/common/global.hpp
index ac03d9a..2ff7763 100644
--- a/common/global.hpp
+++ b/common/global.hpp
@@ -18,7 +18,7 @@ enum enumZigBeeTransmitStatus {
 
 
 //#define NR5G_MODULE
-//#define Q4G_MODULE
+#define Q4G_MODULE
 //#define WIFI_MODULE
 //#define NR5G_MEIGE
 
diff --git a/uart/uart_parameter_config.cpp b/uart/uart_parameter_config.cpp
index d96d92b..a2c0f09 100644
--- a/uart/uart_parameter_config.cpp
+++ b/uart/uart_parameter_config.cpp
@@ -49,7 +49,7 @@ void Uart::UpdateWirelessNode(uint16_t shortAdd) {
     char localtimestamp[32] = {0};
     GetTimeNet(localtimestamp, 1);
     char insertSql[100] = {0};
-    char wherecon[64] = {0};
+    char wherecon[100] = {0};
     sprintf(wherecon," short_Addr = '%02x%02x' and status = 3 order by start_timestamp DESC",UINT16_HIGH(shortAdd), UINT16_LOW(shortAdd));
     std::string spend_count = sqlite_db_ctrl::instance().GetData(" firmware_upgrade ","spend_count",wherecon);
     if (atoi(spend_count.c_str())  >= 10){