diff --git a/launch/gazebo_ardrone_empty_world_offboard_demo.launch b/launch/gazebo_ardrone_empty_world_offboard_demo.launch
new file mode 100644
index 0000000000..ce2386920f
--- /dev/null
+++ b/launch/gazebo_ardrone_empty_world_offboard_demo.launch
@@ -0,0 +1,10 @@
+
+
+
+
+
+
+
+
+
+
diff --git a/launch/mavros_sitl.launch b/launch/mavros_sitl.launch
index 17b6a7035b..29f7dd857f 100644
--- a/launch/mavros_sitl.launch
+++ b/launch/mavros_sitl.launch
@@ -2,18 +2,20 @@
-
-
-
-
+
+
+
+
+
-
-
-
+
+
+
-
-
-
-
-
+
+
+
+
+
+