diff --git a/conf/airframes/ardrone2_raw.xml b/conf/airframes/ardrone2_raw.xml
index c1d3377204..ea8d32ecb4 100644
--- a/conf/airframes/ardrone2_raw.xml
+++ b/conf/airframes/ardrone2_raw.xml
@@ -87,9 +87,7 @@
     <define name="MAG_X_CURRENT_COEF" value="0.0"/>
     <define name="MAG_Y_CURRENT_COEF" value="0.0"/>
     <define name="MAG_Z_CURRENT_COEF" value="0.0"/>
-  </section>
 
-  <section name="IMU" prefix="IMU_">
     <define name="BODY_TO_IMU_PHI" value="0." unit="deg"/>
     <define name="BODY_TO_IMU_THETA" value="0." unit="deg"/>
     <define name="BODY_TO_IMU_PSI" value="0." unit="deg"/>