diff --git a/externalProgramPath.py b/externalProgramPath.py
index 1e077684fef19a560ede160de4b8cd84e19f9081..42c694f5ca3d570e250c6ea2be2bf5ee1eb7bd0a 100755
--- a/externalProgramPath.py
+++ b/externalProgramPath.py
@@ -50,7 +50,7 @@ class ExtProgs(PRMSet):
             TextPRM(self.pars,  'ISOSURF',     'Isosurf',       'isosurf.exe')
             # Post pro (curve plot,...)
             TextPRM(self.pars,  'MATLAB',      'Matlab',        'matlab.exe')
-            TextPRM(self.pars,  'SCILAB',      'Scilab',        'scilex.exe')
+            TextPRM(self.pars,  'SCILAB',      'Scilab',        'scilab.bat')
             TextPRM(self.pars,  'GNUPLOT',     'GnuPlot',       'gnuplot.exe')
             # other post
             TextPRM(self.pars,  'LATEX',       'Latex',         'latex.exe')