diff --git a/src/drivers/px4io/CMakeLists.txt b/src/drivers/px4io/CMakeLists.txt
index b515678677..2b75220cd8 100644
--- a/src/drivers/px4io/CMakeLists.txt
+++ b/src/drivers/px4io/CMakeLists.txt
@@ -33,7 +33,7 @@
 px4_add_module(
 	MODULE drivers__px4io
 	MAIN px4io
-	STACK_MAIN 1800
+	STACK_MAIN 1816
 	COMPILE_FLAGS
 	SRCS
 		px4io.cpp