diff --git a/conf/airframes/ardrone2_opticflow_hover.xml b/conf/airframes/ardrone2_opticflow_hover.xml
index 6cdc37a5dd..fa1f9810e0 100644
--- a/conf/airframes/ardrone2_opticflow_hover.xml
+++ b/conf/airframes/ardrone2_opticflow_hover.xml
@@ -8,10 +8,10 @@
       <subsystem name="radio_control" type="datalink"/>
     </target>
 
-    <target name="nps" board="pc">
+    <!--target name="nps" board="pc">
       <subsystem name="fdm" type="jsbsim"/>
       <subsystem name="radio_control" type="ppm"/>
-    </target>
+    </target-->
 
     <define name="USE_SONAR" value="TRUE"/>