diff --git a/vendor/registrasion/registrasion/models/conditions.py b/vendor/registrasion/registrasion/models/conditions.py
index ca2f7d2f743737c40a405005f447d8ca04b1bebe..3652aa830f5d7944521772f6000c262ee22f18f3 100644
--- a/vendor/registrasion/registrasion/models/conditions.py
+++ b/vendor/registrasion/registrasion/models/conditions.py
@@ -10,8 +10,6 @@ from django.utils.encoding import python_2_unicode_compatible
 from django.utils.translation import ugettext_lazy as _
 from model_utils.managers import InheritanceManager
 
-from symposion import proposals
-
 
 # Condition Types
 
@@ -99,7 +97,7 @@ class SpeakerCondition(models.Model):
                     "presentation."),
     )
     proposal_kind = models.ManyToManyField(
-        proposals.models.ProposalKind,
+        "symposion_proposals.ProposalKind",
         help_text=_("The types of proposals that these users may be "
                     "presenters of."),
     )
@@ -520,6 +518,7 @@ class CategoryFlag(FlagBase):
         inventory.Category,
         help_text=_("If a product from this category is purchased, this "
                     "condition is met."),
+        on_delete=models.CASCADE,
     )