diff --git a/README.markdown b/README.markdown
index da49afc2a..7ed53442d 100644
--- a/README.markdown
+++ b/README.markdown
@@ -181,5 +181,14 @@ If you want to slice a file overriding an option contained in your preset file:
 
     slic3r.pl --load config.ini --layer-height 0.25 file.stl
 
-        
+## How can I integrate Slic3r with Pronterface?
 
+Put this into *slicecommand*:
+
+    slic3r.pl $s --load config.ini --output $o
+
+And this into *sliceoptscommand*:
+
+    slic3r.pl $s --load config.ini
+
+Replace `slic3r.pl` with the full path to the slic3r executable.
diff --git a/slic3r.pl b/slic3r.pl
index b58dcb18a..56acd214e 100755
--- a/slic3r.pl
+++ b/slic3r.pl
@@ -21,7 +21,6 @@ my %cli_options = ();
         
         'debug'                 => \$Slic3r::debug,
         'o|output=s'            => \$opt{output},
-        'close-after-slicing'   => \$opt{close_after_slicing},
         
         'save=s'                => \$opt{save},
         'load=s'                => \$opt{load},