diff --git a/_includes/landings_list.html b/_includes/landings_list.html
index 4ca2587..f92724b 100644
--- a/_includes/landings_list.html
+++ b/_includes/landings_list.html
@@ -2,17 +2,17 @@
 <ul class="rows">
     {% for landing in site.pages %}
         {% if landing.category == 'landings' %}
-            {% if landing.github and !landing.app_url %}
+            {% if landing.github & !landing.app_url %}
                 <li class="row__cols">
                     <a href="{{ landing.github | prepend: site.baseurl }}">{{ landing.title }}</a>
                 </li>
             {% endif %}
-            {% if landing.app_url and !landing.github %}
+            {% if landing.app_url & !landing.github %}
                 <li class="row__cols">
                     <a href="{{ landing.app_url | prepend: site.baseurl }}">{{ landing.title }}</a>
                 </li>
             {% endif %}
-            {% if !landing.github and !landing.app_url %}
+            {% if !landing.github & !landing.app_url %}
                 <li class="row__cols">
                     <a href="{{ landing.url | prepend: site.baseurl }}">{{ landing.title }}</a>
                 </li>