diff --git a/platforms/nuttx/init/stm32/rc.board_arch_defaults b/platforms/nuttx/init/stm32/rc.board_arch_defaults
index a974b73c7f..6380c3047b 100644
--- a/platforms/nuttx/init/stm32/rc.board_arch_defaults
+++ b/platforms/nuttx/init/stm32/rc.board_arch_defaults
@@ -14,5 +14,5 @@ set LOGGER_BUF 8
 if param greater -s UAVCAN_ENABLE 1
 then
 	# Reduce logger buffer to free up some RAM for UAVCAN servers.
-	set LOGGER_BUF 4
+	set LOGGER_BUF 6
 fi