diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
index 814f55a56583..1a2f6e535689 100644
--- a/drivers/tty/serial/Kconfig
+++ b/drivers/tty/serial/Kconfig
@@ -1555,7 +1555,7 @@ config UART2_RK29
 
 config UART2_CTS_RTS_RK29
 	bool "Serial port 2 CTS/RTS support"
-	depends on UART2_RK29 && !ARCH_RK30
+	depends on UART2_RK29 && !ARCH_RK30 && !ARCH_RK3188
 
 config UART2_DMA_RK29
 	int "Serial port 2 DMA support (EXPERIMENTAL)"