diff --git a/roulette.py b/roulette.py
index f5cd5db..20718d6 100644
--- a/roulette.py
+++ b/roulette.py
@@ -209,7 +209,7 @@ def ban(player_id, target_id, success):
             where id=%i"""% (ban_end, banned_player['id']))
 
     cur.execute("""insert into bans (player_id,target_id,success,time)
-            values %i,%i,%i,%f"""% (player['id'], target['id'], \
+            values (%i,%i,%i,%f)"""% (player['id'], target['id'], \
                     success and 1 or 0, time()))
     con.commit()
     con.close()