diff --git a/boards/mro/pixracerpro/nuttx-config/nsh/defconfig b/boards/mro/pixracerpro/nuttx-config/nsh/defconfig
index 9fb4cb1134..001d90b930 100644
--- a/boards/mro/pixracerpro/nuttx-config/nsh/defconfig
+++ b/boards/mro/pixracerpro/nuttx-config/nsh/defconfig
@@ -95,7 +95,6 @@ CONFIG_MTD_PARTITION=y
 CONFIG_MTD_PROGMEM=y
 CONFIG_MTD_RAMTRON=y
 CONFIG_NAME_MAX=40
-CONFIG_NFILE_DESCRIPTORS=12
 CONFIG_NSH_ARCHINIT=y
 CONFIG_NSH_ARCHROMFS=y
 CONFIG_NSH_ARGCAT=y
@@ -104,9 +103,6 @@ CONFIG_NSH_CMDPARMS=y
 CONFIG_NSH_CROMFSETC=y
 CONFIG_NSH_DISABLE_IFCONFIG=y
 CONFIG_NSH_DISABLE_IFUPDOWN=y
-CONFIG_NSH_DISABLE_MB=y
-CONFIG_NSH_DISABLE_MH=y
-CONFIG_NSH_DISABLE_MW=y
 CONFIG_NSH_DISABLE_TELNETD=y
 CONFIG_NSH_LINELEN=128
 CONFIG_NSH_MAXARGUMENTS=15
@@ -207,7 +203,7 @@ CONFIG_SYSTEM_CDCACM=y
 CONFIG_SYSTEM_NSH=y
 CONFIG_TASK_NAME_SIZE=24
 CONFIG_TTY_SIGINT=y
-CONFIG_TTY_SIGSTP=y
+CONFIG_TTY_SIGTSTP=y
 CONFIG_UART4_BAUD=57600
 CONFIG_UART4_RXBUFSIZE=600
 CONFIG_UART4_TXBUFSIZE=1500