diff --git a/boards/sim/sim/sim/Kconfig b/boards/sim/sim/sim/Kconfig
index a6b5474162..d68906cbd3 100644
--- a/boards/sim/sim/sim/Kconfig
+++ b/boards/sim/sim/sim/Kconfig
@@ -10,10 +10,10 @@ config EXAMPLES_TOUCHSCREEN_BGCOLOR
 	default 0x007b68ee
 	depends on EXAMPLES_TOUCHSCREEN
 
-config SIM_RPTUN_MASTER
-	bool "Remote Processor Tunneling Role"
+config SIM_RPMSG_MASTER
+	bool "Rpmsg Master"
 	default n
-	depends on RPTUN
+	depends on RPMSG
 
 if SIM_TOUCHSCREEN
 
diff --git a/boards/sim/sim/sim/configs/rpserver/defconfig b/boards/sim/sim/sim/configs/rpserver/defconfig
index e7f76515ca..de82d119c3 100644
--- a/boards/sim/sim/sim/configs/rpserver/defconfig
+++ b/boards/sim/sim/sim/configs/rpserver/defconfig
@@ -89,7 +89,7 @@ CONFIG_SIM_HOSTFS=y
 CONFIG_SIM_M32=y
 CONFIG_SIM_NETDEV=y
 CONFIG_SIM_NET_BRIDGE=y
-CONFIG_SIM_RPTUN_MASTER=y
+CONFIG_SIM_RPMSG_MASTER=y
 CONFIG_SIM_UART0_NAME="/dev/ttyUSB0"
 CONFIG_SIM_UART_NUMBER=1
 CONFIG_SYSLOG_PREFIX=y
diff --git a/boards/sim/sim/sim/src/sim_bringup.c b/boards/sim/sim/sim/src/sim_bringup.c
index 77bb15e3eb..88481eaa4c 100644
--- a/boards/sim/sim/sim/src/sim_bringup.c
+++ b/boards/sim/sim/sim/src/sim_bringup.c
@@ -75,7 +75,7 @@
 #ifdef CONFIG_RPMSG_UART
 void rpmsg_serialinit(void)
 {
-#ifdef CONFIG_SIM_RPTUN_MASTER
+#ifdef CONFIG_SIM_RPMSG_MASTER
   uart_rpmsg_init("proxy", "proxy", 4096, false);
 #else
   uart_rpmsg_init("server", "proxy", 4096, true);
@@ -463,7 +463,7 @@ int sim_bringup(void)
 #endif
 
 #ifdef CONFIG_RPTUN
-#  ifdef CONFIG_SIM_RPTUN_MASTER
+#  ifdef CONFIG_SIM_RPMSG_MASTER
   sim_rptun_init("server-proxy", "proxy",
                  SIM_RPTUN_MASTER | SIM_RPTUN_NOBOOT);
 #  else