Date is enough, no need of time

campaign/campaign/models.py

@@ -19,8 +19,8 @@ class Campaign(models.Model):
     id = models.AutoField(primary_key=True)
     title = models.CharField(max_length=255)
     description = models.CharField(max_length=512, blank=True)
-    start_date = models.DateTimeField()
-    end_date = models.DateTimeField()
+    start_date = models.DateField()
+    end_date = models.DateField()
     default_lang = models.CharField(max_length=5)
 
     def __unicode__(self):