1 files changed, 1 insertions, 1 deletions
diff --git a/forms.py b/forms.py
index 7418c58..d1fad64 100644
--- a/forms.py
+++ b/forms.py
@@ -5,7 +5,7 @@ from models import Group
 class CreateGroup(Form):
     name = TextField('group name', [
         validators.Required(),
-        validators.Regexp('^[a-zA-Z-1-9_-]+$',
+        validators.Regexp('^[a-zA-Z1-9_-]+$',
             message=u'Invalid group name (only simple characters, numbers, - and _).'),
         Unique(Group, Group.name,
             message=u'A group with this name already exists.')])