diff --git a/pylons_app/model/forms.py b/pylons_app/model/forms.py
--- a/pylons_app/model/forms.py
+++ b/pylons_app/model/forms.py
@@ -267,5 +267,14 @@ def RepoSettingsForm(edit=False):
     return _RepoForm
 
 
+def ApplicationSettingsForm():
+    class _ApplicationSettingsForm(formencode.Schema):
+        allow_extra_fields = True
+        filter_extra_fields = False
+        app_title = UnicodeString(strip=True, min=3, not_empty=True)
+        app_auth_realm = UnicodeString(strip=True, min=3, not_empty=True)
+        
+    return _ApplicationSettingsForm
+