diff --git a/configs/bf561-acvilon_defconfig b/configs/bf561-acvilon_defconfig
index 897e44f..1409901 100644
--- a/configs/bf561-acvilon_defconfig
+++ b/configs/bf561-acvilon_defconfig
@@ -6,3 +6,4 @@
 CONFIG_SPI_FLASH=y
 CONFIG_CC_OPTIMIZE_LIBS_FOR_SPEED=y
 CONFIG_LIB_RAND=y
+CONFIG_SYS_PROMPT="Acvilon> "