diff --git a/invenio_previewer/templates/invenio_previewer/zip.html b/invenio_previewer/templates/invenio_previewer/zip.html
index 3c19395..c9c1a67 100644
--- a/invenio_previewer/templates/invenio_previewer/zip.html
+++ b/invenio_previewer/templates/invenio_previewer/zip.html
@@ -58,7 +58,7 @@
   <div class="panel-heading panel-heading-alert">
     <div class="panel-title">
       <i class="fa fa-fw fa-exclamation"></i>
-      {{ _('The previewer is not showing all the files') }}
+      {{ _('The previewer is not showing all the files.') }}
     </div>
   </div>
   {%- endif %}
diff --git a/invenio_previewer/templates/semantic-ui/invenio_previewer/zip.html b/invenio_previewer/templates/semantic-ui/invenio_previewer/zip.html
index aa4420d..7c70e2e 100644
--- a/invenio_previewer/templates/semantic-ui/invenio_previewer/zip.html
+++ b/invenio_previewer/templates/semantic-ui/invenio_previewer/zip.html
@@ -26,7 +26,7 @@
   {%- if limit_reached %}
   <div class="ui attached negative message">
     <i class="exclamation icon"></i>
-    {{ _('The previewer is not showing all the files') }}
+    {{ _('The previewer is not showing all the files.') }}
   </div>
   {%- endif %}
   <div class="ui basic segment">
@@ -55,7 +55,7 @@
         {%- endif %}
       </li>
       {%- endfor %}
-    </ul> 
+    </ul>
    </div>
   {%- endif %}
 {%- endblock %}