diff --git a/drivers/modem/Kconfig.cellular b/drivers/modem/Kconfig.cellular
index 6c3e841475bf2..ad2c7a5eba8ed 100644
--- a/drivers/modem/Kconfig.cellular
+++ b/drivers/modem/Kconfig.cellular
@@ -10,6 +10,7 @@ config MODEM_CELLULAR
 	select MODEM_PIPE
 	select MODEM_PIPELINK
 	select MODEM_BACKEND_UART
+	select UART_USE_RUNTIME_CONFIGURE
 	select RING_BUFFER
 	select NET_L2_PPP_OPTION_MRU
 	select NET_L2_PPP_PAP