diff --git a/rapids/templates/rapids/exam_overview.html b/rapids/templates/rapids/exam_overview.html
index f29e972c..f13569e5 100644
--- a/rapids/templates/rapids/exam_overview.html
+++ b/rapids/templates/rapids/exam_overview.html
@@ -38,7 +38,7 @@
                         be available on this site]</span>
             </div>
         {% endif %}
-        <p><a href="{% url 'rapids:mark_overview' pk=exam.pk %}"><button>Mark exam</button></a><a href="{% url 'rapids:mark_review' exam_pk=exam.pk sk=0 %}"><button>Review exam</button></a</p>
+        <p><a href="{% url 'rapids:mark_overview' pk=exam.pk %}"><button>Mark exam</button></a><a href="{% url 'rapids:mark_review' exam_pk=exam.pk sk=0 %}"><button>Review exam</button></a></p>
 
         <ol id="full-question-list" class="sortable">
             {% for question in questions.all %}