diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 1c62c23..06fae7e 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -141,6 +141,7 @@
 
 config RISCV_SMODE
 	bool "Supervisor"
+	imply DEBUG_UART
 	help
 	  Choose this option to build U-Boot for RISC-V S-Mode.