diff --git a/salt/yum/etc/yum.conf.jinja b/salt/yum/etc/yum.conf.jinja
index 710b3968b..bc276d84d 100644
--- a/salt/yum/etc/yum.conf.jinja
+++ b/salt/yum/etc/yum.conf.jinja
@@ -14,6 +14,6 @@ clean_requirements_on_remove=1
 
 {% if (grains['role'] not in ['so-eval','so-managersearch', 'so-manager', 'so-standalone']) and salt['pillar.get']('global:managerupdate', '0') %}
 proxy=http://{{ salt['pillar.get']('yum:config:proxy', salt['config.get']('master')) }}:3142
-{% elif salt['pillar.get']('manager:proxy') is not None %}
+{% elif salt['pillar.get']('manager:proxy') is not none %}
 proxy={{salt['pillar.get']('manager:proxy')}}
 {% endif %}