diff --git a/boards/nxp/fmuk66-e/nuttx-config/nsh/defconfig b/boards/nxp/fmuk66-e/nuttx-config/nsh/defconfig
index 1172182216..1695958c99 100644
--- a/boards/nxp/fmuk66-e/nuttx-config/nsh/defconfig
+++ b/boards/nxp/fmuk66-e/nuttx-config/nsh/defconfig
@@ -173,7 +173,6 @@ CONFIG_PREALLOC_TIMERS=50
 CONFIG_PRIORITY_INHERITANCE=y
 CONFIG_PTHREAD_STACK_MIN=512
 CONFIG_RAMTRON_SETSPEED=y
-CONFIG_RAMTRON_WRITEWAIT=y
 CONFIG_RAM_SIZE=262144
 CONFIG_RAM_START=0x1fff0000
 CONFIG_RAW_BINARY=y