diff --git a/src/FilterTracks.cxx b/src/FilterTracks.cxx
index cb9646f..f99b808 100644
--- a/src/FilterTracks.cxx
+++ b/src/FilterTracks.cxx
@@ -38,9 +38,19 @@ FilterTracks::FilterTracks() : Processor("FilterTracks") {
   registerProcessorParameter("MinPt", "Minimum transverse momentum", _MinPt,
                              _MinPt);
 
-  registerInputCollection(LCIO::TRACK, "InTrackCollection",
-                          "Name of the input collection", _InTrackCollection,
-                          _InTrackCollection);
+  registerInputCollection( LCIO::TRACK,
+		  	   "InputTrackCollectionName" ,
+			   "Name of the input collection",
+			   _InTrackCollection,
+		           _InTrackCollection
+		 	    );
+
+  registerOutputCollection( LCIO::TRACK,
+		  	   "OutputTrackCollectionName" ,
+			    "Name of output collection",
+			    _OutTrackCollection,
+			    _OutTrackCollection
+			    );
 
   registerOutputCollection(LCIO::TRACK, "OutTrackCollection",
                            "Name of output collection", _OutTrackCollection,