diff --git a/juniper-macros.j2 b/juniper-macros.j2
index a060c1f..28e52f5 100644
--- a/juniper-macros.j2
+++ b/juniper-macros.j2
@@ -146,19 +146,19 @@ chassis {
 {% macro interfacesection(device,vlans) %}
 interfaces {
 {# Physical interfaces should be sorted by FPC/PIC/Port value - that's a challenge to do in Jinja so we cheat for now by putting the xe- interfaces first. This won't work for all devices! #}
-{% for interface in device.interfaces.filter(name__startswith=='xe-') %}
+{% for interface in device.interfaces.filter(name__startswith='xe-') %}
 {{ interfaceconfig(interface) }}
 {% endfor %}
-{% for interface in device.interfaces.filter(name__startswith=='et-') %}
+{% for interface in device.interfaces.filter(name__startswith='et-') %}
 {{ interfaceconfig(interface) }}
 {% endfor %}
-{% for interface in device.interfaces.filter(name__startswith=='ae') %}
+{% for interface in device.interfaces.filter(name__startswith='ae') %}
 {{ interfaceconfig(interface,device.rack.name[5:]) }}
 {% endfor %}
-{% for interface in device.interfaces.filter(name__exact=='em0') %}
+{% for interface in device.interfaces.filter(name__exact='em0') %}
 {{ interfaceconfig(interface) }}
 {% endfor %}
-{% for interface in device.interfaces.filter(name__startswith=='irb') %}
+{% for interface in device.interfaces.filter(name__startswith='irb') %}
 {% if loop.first %}
     irb {
 {% endif %}
@@ -172,7 +172,7 @@ interfaces {
     }
 {% endif %}
 {% endfor %}
-{% for interface in device.interfaces.filter(name__startswith=='lo') %}
+{% for interface in device.interfaces.filter(name__startswith='lo') %}
 {{ interfaceconfig(interface) }}
 {% endfor %}
 }