diff --git a/Domains/1-Common/DistributionSystems/DistributionSystems.ecschema.xml b/Domains/1-Common/DistributionSystems/DistributionSystems.ecschema.xml
index 54fea4011..98eb1ac7c 100644
--- a/Domains/1-Common/DistributionSystems/DistributionSystems.ecschema.xml
+++ b/Domains/1-Common/DistributionSystems/DistributionSystems.ecschema.xml
@@ -7,6 +7,7 @@
     <ECSchemaReference name="BisCore" version="01.00.14" alias="bis" />
     <ECSchemaReference name="CoreCustomAttributes" version="01.00.03" alias="CoreCA"/>
     <ECSchemaReference name="BisCustomAttributes" version="01.00.00" alias="bisCA"/>
+    <ECSchemaReference name="LinearReferencing" version="02.00.03" alias="lr"/>
     <ECSchemaReference name="ECDbMap" version="02.00.02" alias="ecdbmap"/>
 
     <ECCustomAttributes>
@@ -149,4 +150,9 @@
             <Class class="PortConnection"/>
         </Target>
     </ECRelationshipClass>
+
+    <ECEntityClass typeName="DistributionSystemFlowPath" modifier="None" displayLabel="Flow Path" description="An element that captures a path through a distribution system via an ordered list of member elements.">
+        <BaseClass>bis:GroupInformationElement</BaseClass>
+        <BaseClass>lr:ILinearElement</BaseClass>
+    </ECEntityClass>
 </ECSchema>