diff --git a/src/opnsense/mvc/app/models/OPNsense/TrafficShaper/TrafficShaper.xml b/src/opnsense/mvc/app/models/OPNsense/TrafficShaper/TrafficShaper.xml
index 5ed4ba4f9..2333bb264 100644
--- a/src/opnsense/mvc/app/models/OPNsense/TrafficShaper/TrafficShaper.xml
+++ b/src/opnsense/mvc/app/models/OPNsense/TrafficShaper/TrafficShaper.xml
@@ -4,45 +4,47 @@
         OPNsense traffic shaper
     </description>
     <items>
-        <pipe type="ArrayField">
-            <number type="IntegerField">
-                <MinimumValue>1</MinimumValue>
-                <MaximumValue>65535</MaximumValue>
-                <ValidationMessage></ValidationMessage>
-                <Required>Y</Required>
-            </number>
-            <bandwidth type="IntegerField">
-                <Required>Y</Required>
-                <default>899795</default>
-            </bandwidth>
-            <bandwidthMetric type="OptionField">
-                <Required>Y</Required>
-                <default>Kbit</default>
-                <OptionValues>
-                    <bit>bit/s</bit>
-                    <Kbit>Kbit/s</Kbit>
-                    <Mbit>Mbit/s</Mbit>
-                </OptionValues>
-                <ValidationMessage>Bandwidth metric should be one of bit,Kbit,Mbit</ValidationMessage>
-            </bandwidthMetric>
-            <queue type="IntegerField">
-                <Required>N</Required>
-                <MinimumValue>1</MinimumValue>
-                <MaximumValue>100</MaximumValue>
-            </queue>
-            <queueMetric type="OptionField">
-                <Required>N</Required>
-                <default>slots</default>
-                <OptionValues>
-                    <slots>Slots</slots>
-                    <bit>bit/s</bit>
-                    <Kbit>Kbit/s</Kbit>
-                    <Mbit>Mbit/s</Mbit>
-                </OptionValues>
-            </queueMetric>
-            <description type="TextField">
-                <Required>N</Required>
-            </description>
-        </pipe>
+        <pipes>
+            <pipe type="ArrayField">
+                <number type="IntegerField">
+                    <MinimumValue>1</MinimumValue>
+                    <MaximumValue>65535</MaximumValue>
+                    <ValidationMessage></ValidationMessage>
+                    <Required>Y</Required>
+                </number>
+                <bandwidth type="IntegerField">
+                    <Required>Y</Required>
+                    <default>899795</default>
+                </bandwidth>
+                <bandwidthMetric type="OptionField">
+                    <Required>Y</Required>
+                    <default>Kbit</default>
+                    <OptionValues>
+                        <bit>bit/s</bit>
+                        <Kbit>Kbit/s</Kbit>
+                        <Mbit>Mbit/s</Mbit>
+                    </OptionValues>
+                    <ValidationMessage>Bandwidth metric should be one of bit,Kbit,Mbit</ValidationMessage>
+                </bandwidthMetric>
+                <queue type="IntegerField">
+                    <Required>N</Required>
+                    <MinimumValue>1</MinimumValue>
+                    <MaximumValue>100</MaximumValue>
+                </queue>
+                <queueMetric type="OptionField">
+                    <Required>N</Required>
+                    <default>slots</default>
+                    <OptionValues>
+                        <slots>Slots</slots>
+                        <bit>bit/s</bit>
+                        <Kbit>Kbit/s</Kbit>
+                        <Mbit>Mbit/s</Mbit>
+                    </OptionValues>
+                </queueMetric>
+                <description type="TextField">
+                    <Required>N</Required>
+                </description>
+            </pipe>
+        </pipes>
     </items>
 </model>
diff --git a/src/opnsense/service/templates/OPNsense/IPFW/ipfw.conf b/src/opnsense/service/templates/OPNsense/IPFW/ipfw.conf
index 375bbb6d8..e753eb023 100644
--- a/src/opnsense/service/templates/OPNsense/IPFW/ipfw.conf
+++ b/src/opnsense/service/templates/OPNsense/IPFW/ipfw.conf
@@ -24,6 +24,13 @@
 #======================================================================================
 flush
 
+#======================================================================================
+# define dummynet pipes
+#======================================================================================
+{% if helpers.exists('OPNsense.TrafficShaper.pipe') %}
+
+{% endif %}
+
 #======================================================================================
 # general purpose rules 1...1000
 #======================================================================================