diff --git a/nuttx-configs/px4fmu-v4/nsh/defconfig b/nuttx-configs/px4fmu-v4/nsh/defconfig
index a80ab34a70..34e3277bfa 100644
--- a/nuttx-configs/px4fmu-v4/nsh/defconfig
+++ b/nuttx-configs/px4fmu-v4/nsh/defconfig
@@ -761,7 +761,7 @@ CONFIG_SCHED_LPWORKSTACKSIZE=1800
 # Stack and heap information
 #
 CONFIG_IDLETHREAD_STACKSIZE=500
-CONFIG_USERMAIN_STACKSIZE=2500
+CONFIG_USERMAIN_STACKSIZE=2600
 CONFIG_PTHREAD_STACK_MIN=512
 CONFIG_PTHREAD_STACK_DEFAULT=2048
 # CONFIG_LIB_SYSCALL is not set