diff --git a/v1_1_0/CDT-AE-v1_1_0.xsd b/v1_1_0/CDT-AE-v1_1_0.xsd
index ed57d08e2823d571405a36d863bfe42135b1c2a1..7e295ed524b71600ea9e9fb1f6e719bdc44211c5 100644
--- a/v1_1_0/CDT-AE-v1_1_0.xsd
+++ b/v1_1_0/CDT-AE-v1_1_0.xsd
@@ -46,6 +46,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 						<xs:element name="pointOfAccess" type="m2m:pOAList" minOccurs="0" />
 						<xs:element name="ontologyRef" type="xs:anyURI" minOccurs="0" />
 						<xs:element name="nodeLink" type="xs:anyURI" minOccurs="0" />
+						<xs:element name="requestReachability" type="xs:boolean" />
 
 						<!-- Child Resources -->
 						<xs:choice minOccurs="0" maxOccurs="1">
@@ -77,6 +78,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 						<xs:element name="pointOfAccess" type="m2m:pOAList" minOccurs="0" />
 						<xs:element name="ontologyRef" type="xs:anyURI" minOccurs="0" />
 						<xs:element name="nodeLink" type="xs:anyURI" minOccurs="0" />
+						<xs:element name="requestReachability" type="xs:boolean" minOccurs="0" />
 
 						<!-- Child Resources -->
 						<xs:choice minOccurs="0" maxOccurs="1">