diff --git a/dpaste/forms.py b/dpaste/forms.py
index 4dc07ff..53af4fc 100644
--- a/dpaste/forms.py
+++ b/dpaste/forms.py
@@ -7,12 +7,12 @@ from django.utils.translation import ugettext_lazy as _
 from dpaste.models import Snippet
 from dpaste.highlight import LEXER_LIST, LEXER_DEFAULT, LEXER_KEYS
 
-EXPIRE_CHOICES = (
+EXPIRE_CHOICES = getattr(settings, 'DPASTE_EXPIRE_CHOICES', (
     (3600, _(u'In one hour')),
     (3600 * 24 * 7, _(u'In one week')),
     (3600 * 24 * 30, _(u'In one month')),
-)
-EXPIRE_DEFAULT = EXPIRE_CHOICES[2][0]
+))
+EXPIRE_DEFAULT = getattr(settings, 'DPASTE_EXPIRE_DEFAULT', EXPIRE_CHOICES[2][0])
 MAX_CONTENT_LENGTH = getattr(settings, 'DPASTE_MAX_CONTENT_LENGTH', 250*1024*1024)
 MAX_SNIPPETS_PER_USER = getattr(settings, 'DPASTE_MAX_SNIPPETS_PER_USER', 15)