diff --git a/wlan/client/include/wifi_driver_client.h b/wlan/client/include/wifi_driver_client.h
index a597836b14085b362cc822b92dcf433575bc815a..4c718b44d7b3b8cabbf4d98be33c885cf044f7fe 100644
--- a/wlan/client/include/wifi_driver_client.h
+++ b/wlan/client/include/wifi_driver_client.h
@@ -47,7 +47,7 @@ extern "C" {
 #define WIFI_POWER_MODE_NUM 3
 
 #define INIT_SCAN_RES_NUM 200
-#define MAX_SSID_LEN 32
+#define MAX_SSID_LEN 33 // 32 + \0
 
 typedef enum {
     CMD_CLOSE_GO_CAC,