diff --git a/src/MissionManager/MissionManager.cc b/src/MissionManager/MissionManager.cc
index e5fc3bd1ff83cd2dd837afca48da9b4660cb5175..198ee4d89b5a83ea45ddb73ce280ce1b043a3793 100644
--- a/src/MissionManager/MissionManager.cc
+++ b/src/MissionManager/MissionManager.cc
@@ -46,7 +46,7 @@ void MissionManager::writeArduPilotGuidedMissionItem(const QGeoCoordinate& gotoC
     mavlink_message_t       messageOut;
     mavlink_mission_item_t  missionItem;
 
-    memset(&missionItem, 8, sizeof(missionItem));
+    memset(&missionItem, 0, sizeof(missionItem));
     missionItem.target_system =     _vehicle->id();
     missionItem.target_component =  _vehicle->defaultComponentId();
     missionItem.seq =               0;