diff --git a/msg/mission.msg b/msg/mission.msg
new file mode 100644
index 0000000000..ac135a4e09
--- /dev/null
+++ b/msg/mission.msg
@@ -0,0 +1,3 @@
+int32 dataman_id	# default 0, there are two offboard storage places in the dataman: 0 or 1
+uint32 count		# count of the missions stored in the dataman
+int32 current_seq	# default -1, start at the one changed latest
diff --git a/src/modules/uORB/topics/mission.h b/src/modules/navigator/navigation.h
similarity index 100%
rename from src/modules/uORB/topics/mission.h
rename to src/modules/navigator/navigation.h