diff --git a/boards/px4/fmu-v6u/nuttx-config/nsh/defconfig b/boards/px4/fmu-v6u/nuttx-config/nsh/defconfig
index 3e0d4959c5..5e9a6cb9d2 100644
--- a/boards/px4/fmu-v6u/nuttx-config/nsh/defconfig
+++ b/boards/px4/fmu-v6u/nuttx-config/nsh/defconfig
@@ -99,16 +99,12 @@ 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
 CONFIG_NSH_BUILTIN_APPS=y
 CONFIG_NSH_CMDPARMS=y
 CONFIG_NSH_CROMFSETC=y
-CONFIG_NSH_DISABLE_MB=y
-CONFIG_NSH_DISABLE_MH=y
-CONFIG_NSH_DISABLE_MW=y
 CONFIG_NSH_LINELEN=128
 CONFIG_NSH_MAXARGUMENTS=15
 CONFIG_NSH_NESTDEPTH=8