diff --git a/.config b/.config
index 22f4ac2..251d39d 100644
--- a/.config
+++ b/.config
@@ -80,7 +80,7 @@ CONFIG_RT_USING_DEVICE=y
 # CONFIG_RT_USING_INTERRUPT_INFO is not set
 CONFIG_RT_USING_CONSOLE=y
 CONFIG_RT_CONSOLEBUF_SIZE=128
-CONFIG_RT_CONSOLE_DEVICE_NAME="uart1"
+CONFIG_RT_CONSOLE_DEVICE_NAME="uart4"
 CONFIG_RT_VER_NUM=0x50001
 # CONFIG_RT_USING_STDC_ATOMIC is not set
 # CONFIG_RT_USING_CACHE is not set
diff --git a/rtconfig.h b/rtconfig.h
index ce22ae2..7d06f2d 100644
--- a/rtconfig.h
+++ b/rtconfig.h
@@ -44,7 +44,7 @@
 #define RT_USING_DEVICE
 #define RT_USING_CONSOLE
 #define RT_CONSOLEBUF_SIZE 128
-#define RT_CONSOLE_DEVICE_NAME "uart1"
+#define RT_CONSOLE_DEVICE_NAME "uart4"
 #define RT_VER_NUM 0x50001
 #define RT_USING_HW_ATOMIC
 #define RT_USING_CPU_FFS