Index: trunk/Mars/msimreflector/Makefile
===================================================================
--- trunk/Mars/msimreflector/Makefile	(revision 19545)
+++ trunk/Mars/msimreflector/Makefile	(revision 19594)
@@ -25,5 +25,5 @@
            MSimRays.cc \
 	   MOptics.cc \
-	   MLens.cc \
+	   MFresnelLens.cc \
 	   MReflector.cc \
 	   MMirror.cc \