diff --git a/judge/contest_format/ioi.py b/judge/contest_format/ioi.py
index ac84c4b..c75d707 100644
--- a/judge/contest_format/ioi.py
+++ b/judge/contest_format/ioi.py
@@ -80,7 +80,7 @@ class IOIContestFormat(DefaultContestFormat):
         format_data = (participation.format_data or {}).get(str(contest_problem.id))
         if format_data:
             return format_html(
-                '<td class="{state}"><a href="{url}">{points}<div class="solving-time">{time}</div></a></td>',
+                '<td class="{state} problem-score-col"><a href="{url}">{points}<div class="solving-time">{time}</div></a></td>',
                 state=(('pretest-' if self.contest.run_pretests_only and contest_problem.is_pretested else '') +
                        self.best_solution_state(format_data['points'], contest_problem.points)),
                 url=reverse('contest_user_submissions',
@@ -89,7 +89,7 @@ class IOIContestFormat(DefaultContestFormat):
                 time=nice_repr(timedelta(seconds=format_data['time']), 'noday') if self.config['cumtime'] else '',
             )
         else:
-            return mark_safe('<td></td>')
+            return mark_safe('<td class="problem-score-col"></td>')
 
     def display_participation_result(self, participation):
         return format_html(