diff --git a/judge/admin/submission.py b/judge/admin/submission.py
index db6e131f9..a8acd83ed 100644
--- a/judge/admin/submission.py
+++ b/judge/admin/submission.py
@@ -73,7 +73,6 @@ def get_formset(self, request, obj=None, **kwargs):
 
     def formfield_for_dbfield(self, db_field, **kwargs):
         submission = kwargs.pop('obj', None)
-        label = None
         if submission:
             if db_field.name == 'participation':
                 kwargs['queryset'] = ContestParticipation.objects.filter(user=submission.user,
diff --git a/judge/jinja2/reference.py b/judge/jinja2/reference.py
index b57698391..d98b3832c 100644
--- a/judge/jinja2/reference.py
+++ b/judge/jinja2/reference.py
@@ -165,7 +165,7 @@ def link_user(user):
                      f'<a href="{escape(reverse("user_page", args=[user.username]))}"'
                      f' style="display: inline-flex; align-items: center; gap: 5px">'
                      f'<img class="ui avatar image" '
-                     f'style="border-radius: 200px !important; width: 24px; height: 24px; margin: 0; margin-right: 5px;"'
+                     f'style="border-radius: 200px !important; width: 24px; height: 24px; margin: 0 5px 0 0;"'
                      f'src="{gravatar(profile.user, 64)}" />'
                      f'<span>{escape(profile.display_name)}</span></a>{display_badge_img}</div>')