diff --git a/pelican/settings.py b/pelican/settings.py
index fa58d8b1..2c318997 100644
--- a/pelican/settings.py
+++ b/pelican/settings.py
@@ -132,7 +132,7 @@ def configure_settings(settings):
     """
     if not 'PATH' in settings or not os.path.isdir(settings['PATH']):
         raise Exception('You need to specify a path containing the content'
-                ' (see pelican --help for more information)')
+                        ' (see pelican --help for more information)')
 
     # find the theme in pelican.theme if the given one does not exists
     if not os.path.isdir(settings['THEME']):
@@ -142,7 +142,7 @@ def configure_settings(settings):
             settings['THEME'] = theme_path
         else:
             raise Exception("Impossible to find the theme %s"
-                    % settings['THEME'])
+                            % settings['THEME'])
 
     # if locales is not a list, make it one
     locales = settings['LOCALE']
@@ -185,12 +185,17 @@ def configure_settings(settings):
                  "http://docs.notmyidea.org/alexis/pelican/settings.html#timezone "
                  "for more information")
 
+    if 'LESS_GENERATOR' in settings:
+        logger.warn("The LESS_GENERATOR setting has been removed in favor "
+                    "of WEBASSETS")
+
     if 'WEBASSETS' in settings and settings['WEBASSETS'] is not False:
         try:
             from webassets.ext.jinja2 import AssetsExtension
             settings['JINJA_EXTENSIONS'].append(AssetsExtension)
         except ImportError:
-            logger.warn("You must install the webassets module to use WEBASSETS.")
+            logger.warn("You must install the webassets module to use "
+                        "WEBASSETS")
             settings['WEBASSETS'] = False
 
     if 'OUTPUT_SOURCES_EXTENSION' in settings: