diff --git a/mdb/models.py b/mdb/models.py
index d919404..91c9b95 100644
--- a/mdb/models.py
+++ b/mdb/models.py
@@ -412,6 +412,9 @@ class HostType(models.Model):
 	def num_members(self):
 		return self.host_set.count()
 
+	class Meta:
+		ordering = ("host_type")
+
 class OsArchitecture(models.Model):
 	architecture = models.CharField(max_length=64)
 
@@ -426,6 +429,9 @@ class OperatingSystem(models.Model):
 	def __unicode__(self):
 		return self.name + " " + self.version + " (" + unicode(self.architecture) + ")"
 
+	class Meta:
+		ordering = ("name","version")
+
 class Host(models.Model):
 	location = models.CharField(max_length=1024)
 	brand = models.CharField(max_length=1024)