diff --git a/src/modules/navigator/navigator_main.cpp b/src/modules/navigator/navigator_main.cpp
index c0051a0929c..169efe4ee5b 100644
--- a/src/modules/navigator/navigator_main.cpp
+++ b/src/modules/navigator/navigator_main.cpp
@@ -857,7 +857,7 @@ int Navigator::task_spawn(int argc, char *argv[])
 	_task_id = px4_task_spawn_cmd("navigator",
 				      SCHED_DEFAULT,
 				      SCHED_PRIORITY_NAVIGATION,
-				      1800,
+				      PX4_STACK_ADJUSTED(1800),
 				      (px4_main_t)&run_trampoline,
 				      (char *const *)argv);