diff --git a/tracy/tools/Input_test.prm b/tracy/tools/Input_test.prm
index 9d28de1cb7a6866f518d44ec1458ef64f6e5c7c5..f392a6eff563a886bb382a834829960c70cf5910 100644
--- a/tracy/tools/Input_test.prm
+++ b/tracy/tools/Input_test.prm
@@ -32,7 +32,7 @@
  in_dir /home/zhang/codes/TracyIII/lattice/   
 
 # lattice file must be wihout .lat extension
-  lat_file  solamor2_reglage_focalisation_chcvqt_thicksextu_LQPintermediaire_QFF.lat
+  lat_file  solamor2_reglage_focalisation_chcvqt_thicksextu_LQPintermediaire_QFF
 
 # vacuum chamber file
   chamber_file example_Chamber.dat    
@@ -128,12 +128,13 @@
 
 #### MULTIPOLE FACTORY
  # read multipole error from a file
+
  ReadMultipoleFlag true
 
 # include multipole error into the lattice, the mutipole error
 #     of Horizontal and vertical correctors, and skew quadrupole
-      is read from the files, the name of which are set at the 
-       beginning of this script. 
+#      is read from the files, the name of which are set at the 
+#       beginning of this script. 
  MultipoleFlag false
 # set multipole with thin or thick lens model,
 # MultipoleFlag must be true  if ThinsextFlag is true