diff --git a/vendor/symposion/reviews/views.py b/vendor/symposion/reviews/views.py
index 38815309..294913d6 100644
--- a/vendor/symposion/reviews/views.py
+++ b/vendor/symposion/reviews/views.py
@@ -1,4 +1,5 @@
 import csv
+import math
 import random
 
 from django.contrib.auth.decorators import login_required
@@ -226,8 +227,7 @@ def review_random_proposal(request, section_slug):
         proposals = list(proposals)
         proposals.sort(key=lambda proposal: proposal.total_votes)
         # The first half is the median or less.
-        # The +1 means we round _up_.
-        proposals = proposals[:(len(proposals) + 1) / 2]
+        proposals = proposals[:math.ceil(len(proposals) / 2)]
 
     # Realistically, there shouldn't be all that many proposals to choose
     # from, so this should be cheap.