diff --git a/lms/templates/discussion/single_thread.html b/lms/templates/discussion/single_thread.html
index 7a3c1283a5..d70bbbc4f5 100644
--- a/lms/templates/discussion/single_thread.html
+++ b/lms/templates/discussion/single_thread.html
@@ -141,6 +141,7 @@
       <div class="reply-post-control">
         <a class="discussion-submit-post control-button" href="#">Submit</a>
       </div>
+    </form>
   </article>
 </script>