diff --git a/preparator.py b/preparator.py
index e407aee..f9ac0c7 100644
--- a/preparator.py
+++ b/preparator.py
@@ -48,7 +48,8 @@ MASCULINE_TAGS = ['m1', 'm2', 'm3']
 NOUN_TAGS = ['subst', 'ger', 'depr']
 PPRON_TAGS = ['ppron12', 'ppron3']
 ZERO_TAGS = ['fin', 'praet', 'bedzie', 'impt', 'winien', 'aglt']
-POSSIBLE_HEADS = [u'§', u'%', u'*', u'"', u'„', u'&', u'-']
+POSSIBLE_HEADS = [u'§', u'%', u'*', u'"', u'„', u'&', u'-', u'“',
+                  u'$', u'°', u'.', u':']
 HYPHEN_SIGNS = ['-', '#']
 
 NEG_PROPORTION = 5