diff --git a/app/assets/javascripts/discourse/views/topic_closing_view.js b/app/assets/javascripts/discourse/views/topic_closing_view.js
index 229b36fc7..d876e18ec 100644
--- a/app/assets/javascripts/discourse/views/topic_closing_view.js
+++ b/app/assets/javascripts/discourse/views/topic_closing_view.js
@@ -10,6 +10,7 @@
 Discourse.TopicClosingView = Discourse.View.extend({
   elementId: 'topic-closing-info',
   templateName: 'topic_closing',
+  delayedRerender: null,
 
   contentChanged: function() {
     this.rerender();
@@ -46,6 +47,12 @@ Discourse.TopicClosingView = Discourse.View.extend({
     buffer.push( Em.String.i18n('topic.auto_close_notice', {timeLeft: timeLeftString}) );
     buffer.push('</h3>');
 
-    this.rerender.bind(this).delay(reRenderDelay);
+    this.delayedRerender = this.rerender.bind(this).delay(reRenderDelay);
+  },
+
+  willDestroyElement: function() {
+    if( this.delayedRerender ) {
+      this.delayedRerender.cancel();
+    }
   }
 });
\ No newline at end of file
diff --git a/config/locales/client.en.yml b/config/locales/client.en.yml
index 443c9d9e3..5f58a912b 100644
--- a/config/locales/client.en.yml
+++ b/config/locales/client.en.yml
@@ -496,7 +496,7 @@ en:
       jump_reply_down: jump to later reply
       deleted: "The topic has been deleted"
 
-      auto_close_notice: "This topic will automatically close %{timeLeft}"
+      auto_close_notice: "This topic will automatically close %{timeLeft}."
       auto_close_title: 'Auto-Close Settings'
       auto_close_save: "Save"
       auto_close_cancel: "Cancel"