diff --git a/templates/pagedown.html b/templates/pagedown.html
index 74a038dc71..5dd53b319b 100644
--- a/templates/pagedown.html
+++ b/templates/pagedown.html
@@ -7,7 +7,7 @@
     {% if show_preview %}
         <div id="{{ id|safe }}-preview" data-preview-url="{{ preview_url }}" data-textarea-id="{{ id }}"
              data-timeout="{{ preview_timeout or '' }}" class="wmd-panel wmd-preview dmmd-preview {{ extra_classes }}">
-            <div class="dmmd-preview-update"><i class="fa fa-refresh"></i> Update Preview</div>
+            <div class="dmmd-preview-update"><i class="fa fa-refresh"></i> Update preview</div>
             <div class="dmmd-preview-content content-description"></div>
         </div>
     {% endif %}