diff --git a/_includes/_navigation.html b/_includes/_navigation.html
index a38cb00f6ae..c4a7d0b67cc 100644
--- a/_includes/_navigation.html
+++ b/_includes/_navigation.html
@@ -57,8 +57,10 @@ <h1 class="hide-for-large-up"><a href="{{ site.url }}{{ site.baseurl }}" class="
 
                       {% if dropdown_link.url contains 'http' %}
                         {% assign domain = '' %}
+                        {% assign _baseurl = '' %}
                         {% else %}
                         {% assign domain = site.url %}
+                        {% assign _baseurl = site.baseurl %}
                       {% endif %}
 
                       <li><a {% if dropdown_link.class %}class="{{dropdown_link.class}}"{% endif %} href="{{ domain }}{{ _baseurl }}{{ dropdown_link.url }}"{% if dropdown_link.url contains 'http' %} target="_blank"{% endif %}>{{ dropdown_link.title | escape }}</a></li>
@@ -119,8 +121,10 @@ <h1 class="hide-for-large-up"><a href="{{ site.url }}{{ site.baseurl }}" class="
 
                       {% if dropdown_link.url contains 'http' %}
                         {% assign domain = '' %}
+                        {% assign _baseurl = '' %}
                         {% else %}
                         {% assign domain = site.url %}
+                        {% assign _baseurl = site.baseurl %}
                       {% endif %}
 
                       <li><a {% if dropdown_link.class %}class="{{dropdown_link.class}}"{% endif %} href="{{ domain }}{{ _baseurl }}{{ dropdown_link.url }}"{% if dropdown_link.url contains 'http' %} target="_blank"{% endif %}>{{ dropdown_link.title | escape }}</a></li>