diff --git a/platform/console.c b/platform/console.c
index 8b089714..6f5ba830 100644
--- a/platform/console.c
+++ b/platform/console.c
@@ -843,7 +843,7 @@ STATIC INT32 ConsoleSetSW(CONSOLE_CB *consoleCB, unsigned long arg)
     return LOS_OK;
 }
 
-#define DEFAULT_WINDOW_SIZE_COL 400
+#define DEFAULT_WINDOW_SIZE_COL 80
 #define DEFAULT_WINDOW_SIZE_ROW 24
 STATIC INT32 ConsoleGetWinSize(unsigned long arg)
 {