diff --git a/3gppx1extensions.xsd b/3gppx1extensions.xsd
index 29049c79d651d5784370f6d4ffb3fc2a9856978d..0ffc11274c2708fc61c2c01e7833f6af15ca14f4 100644
--- a/3gppx1extensions.xsd
+++ b/3gppx1extensions.xsd
@@ -23,6 +23,7 @@
       <xs:element name="QERID" type="xs:unsignedInt"></xs:element>
       <xs:element name="NetworkInstance" type="xs:hexBinary"></xs:element>
       <xs:element name="GTPTunnelDirection" type="GTPTunnelDirection"></xs:element>
+      <xs:element name="FTSEDirection" type="FTSEDirection"></xs:element>
       <xs:element name="FTEID" type="FTEID"></xs:element>
     </xs:choice>
   </xs:complexType>
@@ -49,6 +50,14 @@
       <xs:enumeration value="Inbound"></xs:enumeration>
     </xs:restriction>
   </xs:simpleType>
+  
+    <xs:simpleType name="FTSEDirection">
+    <xs:restriction base="xs:string">
+      <xs:enumeration value="Down"></xs:enumeration>
+      <xs:enumeration value="Falling"></xs:enumeration>
+    </xs:restriction>
+  </xs:simpleType>
+  
 
   <xs:complexType name="X1Extension">
     <xs:choice>