diff --git a/zephyr/models.py b/zephyr/models.py
index 409131438b..875adab7de 100644
--- a/zephyr/models.py
+++ b/zephyr/models.py
@@ -760,6 +760,13 @@ class DefaultStream(models.Model):
     class Meta:
         unique_together = ("realm", "stream")
 
+# FIXME: The foreign key relationship here is backwards.
+#
+# We can't easily get a list of streams and their associated colors (if any) in
+# a single query.  See zephyr.views.gather_subscriptions for an example.
+#
+# We should change things around so that is possible.  Probably this should
+# just be a column on Subscription.
 class StreamColor(models.Model):
     subscription = models.ForeignKey(Subscription)
     color = models.CharField(max_length=10)