diff --git a/src/modules/mavlink/mavlink_main.cpp b/src/modules/mavlink/mavlink_main.cpp
index f3764fb594..c3dbb1aa62 100644
--- a/src/modules/mavlink/mavlink_main.cpp
+++ b/src/modules/mavlink/mavlink_main.cpp
@@ -2721,7 +2721,7 @@ Mavlink::start(int argc, char *argv[])
 	px4_task_spawn_cmd(buf,
 			   SCHED_DEFAULT,
 			   SCHED_PRIORITY_DEFAULT,
-			   2650 + MAVLINK_NET_ADDED_STACK,
+			   2496 + MAVLINK_NET_ADDED_STACK,
 			   (px4_main_t)&Mavlink::start_helper,
 			   (char *const *)argv);