diff --git a/src/main/java/org/orekit/rugged/adjustment/measurements/SensorToGroundMapping.java b/src/main/java/org/orekit/rugged/adjustment/measurements/SensorToGroundMapping.java
index b38c9c1fd9bc365c339f77191f1c8814cbefa9ae..d6d443f537af5c41c9c7783ed4ab725a973df868 100644
--- a/src/main/java/org/orekit/rugged/adjustment/measurements/SensorToGroundMapping.java
+++ b/src/main/java/org/orekit/rugged/adjustment/measurements/SensorToGroundMapping.java
@@ -46,7 +46,7 @@ public class SensorToGroundMapping {
      * @param sensorName name of the sensor to which mapping applies
      */
     public SensorToGroundMapping(final String sensorName) {
-        this(sensorName, RUGGED);
+        this(RUGGED, sensorName);
     }
 
     /** Build a new instance with a specific Rugged name.
diff --git a/src/site/xdoc/changes.xml b/src/site/xdoc/changes.xml
index e9c14acfc796da6d3619fe01cf77748061a39e2c..657538b07e1a8e865252c208a68ee9307f1a230d 100644
--- a/src/site/xdoc/changes.xml
+++ b/src/site/xdoc/changes.xml
@@ -24,6 +24,10 @@
       <action dev="guylaine" type="add" due-to="Roberto Alacevich">
         Added Italian translations of error messages.
       </action>
+      <action dev="luc" type="fix">
+        Fixed a parameters reversal error.
+        Fixes issue #371.
+      </action>
       </release>
     <release version="2.0" date="2017-12-19" description="This is a major release.
       It mainly provides a refinement feature (i.e. adjusting the viewing model