diff --git a/nuttx-configs/px4fmu-v5/nsh/defconfig b/nuttx-configs/px4fmu-v5/nsh/defconfig
index e7869ab4fb..513965b124 100644
--- a/nuttx-configs/px4fmu-v5/nsh/defconfig
+++ b/nuttx-configs/px4fmu-v5/nsh/defconfig
@@ -761,7 +761,7 @@ CONFIG_RAMTRON_SETSPEED=y
 # CONFIG_EEPROM is not set
 CONFIG_PIPES=y
 CONFIG_DEV_PIPE_MAXSIZE=1024
-CONFIG_DEV_PIPE_SIZE=1024
+CONFIG_DEV_PIPE_SIZE=70
 CONFIG_DEV_FIFO_SIZE=1024
 # CONFIG_PM is not set
 # CONFIG_POWER is not set