diff --git a/bin/igc2kmz.py b/bin/igc2kmz.py
index 1fc581a..2748274 100755
--- a/bin/igc2kmz.py
+++ b/bin/igc2kmz.py
@@ -84,9 +84,6 @@ def main(argv):
             help='add root element')
     parser.add_option('-t', '--task', metavar='FILENAME',
             help='set task')
-    parser.add_option('--debug',
-            action='store_true',
-            help='enable pretty KML output')
     group = optparse.OptionGroup(parser, 'Per-flight options')
     group.add_option('-i', '--igc', metavar='FILENAME', type='string',
             action='callback', callback=add_flight,
@@ -119,7 +116,6 @@ def main(argv):
             help='set photo comment')
     parser.add_option_group(group)
     #
-    parser.set_defaults(debug=False)
     parser.set_defaults(flights=[])
     parser.set_defaults(output='igc2kmz.kmz')
     parser.set_defaults(roots=[])
@@ -137,7 +133,7 @@ def main(argv):
                       roots=roots,
                       tz_offset=options.tz_offset,
                       task=task)
-    kmz.write(options.output, '2.2', debug=options.debug)
+    kmz.write(options.output, '2.2')
 
 
 if __name__ == '__main__':
diff --git a/bin/leonardo2kmz.py b/bin/leonardo2kmz.py
index 54ff2d4..bbccc59 100755
--- a/bin/leonardo2kmz.py
+++ b/bin/leonardo2kmz.py
@@ -126,8 +126,6 @@ def main(argv):
                       help='set table prefix')
     parser.add_option('-x', '--igc-suffix', metavar='STRING',
                       help='set IGC file suffix')
-    parser.add_option('--debug', action='store_true',
-                      help='enable pretty KML output')
     parser.set_defaults(output='igc2kmz.kmz')
     parser.set_defaults(name=DEFAULT_NAME)
     parser.set_defaults(icon=DEFAULT_ICON)
@@ -136,7 +134,6 @@ def main(argv):
     parser.set_defaults(tz_offset=0)
     parser.set_defaults(table_prefix=DEFAULT_TABLE_PREFIX)
     parser.set_defaults(igc_suffix='.saned.full.igc')
-    parser.set_defaults(debug=False)
     options, args = parser.parse_args(argv)
     #
     flights_dir = os.path.join(options.directory,
@@ -239,7 +236,7 @@ def main(argv):
             roots.append(make_takeoff_placemark(takeoff_row))
     #
     kmz = flights2kmz(flights, roots=roots, tz_offset=options.tz_offset)
-    kmz.write(options.output, '2.2', debug=options.debug)
+    kmz.write(options.output, '2.2')
 
 if __name__ == '__main__':
     main(sys.argv)
diff --git a/igc2kmz/kmz.py b/igc2kmz/kmz.py
index 35d76bc..3ad996f 100644
--- a/igc2kmz/kmz.py
+++ b/igc2kmz/kmz.py
@@ -62,17 +62,14 @@ class kmz(object):
             self.elements.append(kml.__dict__[key](value))
         return self
 
-    def write(self, filename, version, debug=False):
+    def write(self, filename, version):
         date_time = datetime.datetime.now().timetuple()[:6]
         zf = zipfile.ZipFile(filename, 'w')
         document = kml.Document()
         document.add(*self.roots)
         document.add(*self.elements)
         string_io = StringIO()
-        if debug:
-            kml.kml(version, document).pretty_write(string_io)
-        else:
-            kml.kml(version, document).write(string_io)
+        kml.kml(version, document).pretty_write(string_io)
         zi = zipfile.ZipInfo('doc.kml')
         zi.compress_type = zipfile.ZIP_DEFLATED
         zi.date_time = date_time