diff --git a/README.md b/README.md
index 0a331775be657e0d3437fe9dba260e5f4a6ded34..35a3626b94bfe95348bcc003053ac07948de1bb7 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,3 @@
 # wolf_demo_gnss_imu
 
+Check [WOLF documentation web](http://www.iri.upc.edu/wolf) (section WOLF Demos) for more information.
diff --git a/launch/demo_gnss_imu.launch b/launch/demo_gnss_imu.launch
index ed4d15530088435fd22646ba35aa495e1910ae92..1c0ba17b4e636963753a7d8df8cdbf4fd2283fae 100644
--- a/launch/demo_gnss_imu.launch
+++ b/launch/demo_gnss_imu.launch
@@ -1,7 +1,6 @@
 <!-- -->
 <launch>
-    <arg name="rviz" default="false" /> 
-    <arg name="record" default="false" />
+    <arg name="rviz" default="true" /> 
     <arg name="speed" default="1" />
     <arg name="sec" default="0" />
     <arg name="profiling" default="false" />
@@ -37,11 +36,11 @@
              args="-d $(find wolf_demo_gnss)/rviz/gnss.rviz" />
     </group>
 
-	<arg name="bag" default="rpa_sensors_tucan_2021-05-28-11-00-22"/>
+	<!--<arg name="bag" default="rpa_sensors_tucan_2021-05-28-11-00-22"/>-->
 	<!--<arg name="bag" default="mini8_2020-09-28-11-28-08"/>-->
 	<!--<arg name="bag" default="rpa_sensors_M600b_2021-09-16-12-25-14"/>-->
 	<!--<arg name="bag" default="rpa_sensors_M600b_2021-09-16-14-41-46"/>-->
-	<!--<arg name="bag" default="rpa_sensors_M600b_2021-09-17-11-00-51"/>-->
+	<arg name="bag" default="rpa_sensors_M600b_2021-09-17-11-00-51"/>
 	<!--<arg name="bag" default="rpa_sensors_M600b_2021-09-17-11-31-55"/>-->
 
     <!--ROSBAG PLAY-->