diff --git a/configs/stm32f746g-disco/netnsh/defconfig b/configs/stm32f746g-disco/netnsh/defconfig
index 0b0d9ba45ae..8b049b69557 100644
--- a/configs/stm32f746g-disco/netnsh/defconfig
+++ b/configs/stm32f746g-disco/netnsh/defconfig
@@ -1071,7 +1071,9 @@ CONFIG_NSH_IPv6NETMASK_5=0xffff
 CONFIG_NSH_IPv6NETMASK_6=0xffff
 CONFIG_NSH_IPv6NETMASK_7=0xffff
 CONFIG_NSH_IPv6NETMASK_8=0x0000
-# CONFIG_NSH_NOMAC is not set
+CONFIG_NSH_NOMAC=y
+CONFIG_NSH_SWMAC=y
+CONFIG_NSH_MACADDR=0x00e0deadbeef
 CONFIG_NSH_MAX_ROUNDTRIP=20
 
 #