diff --git a/CDT-commonTypes.xsd b/CDT-commonTypes.xsd
index a1ae976e3d1ec881af35072fea963d51e866e666..01f244c5661cb6357bc7d6f25949b7ad44028221 100644
--- a/CDT-commonTypes.xsd
+++ b/CDT-commonTypes.xsd
@@ -1156,7 +1156,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 	<xs:complexType name="dynAuthDasRequest">
 		<xs:sequence>
 			<xs:element name="originator" type="m2m:ID" minOccurs="1" />
-			<xs:element name="targetedResourceType" type="m2m:resourceType" minOccurs="1" />
+			<xs:element name="targetedResourceType" type="m2m:resourceType" minOccurs="0" />
 			<xs:element name="operation" type="m2m:operation" minOccurs="1" />
 			<xs:element name="originatorIP" minOccurs="0" >
 				<xs:complexType>
@@ -1178,7 +1178,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 				</xs:simpleType>
 			</xs:element>            
 			<xs:element name="requestTimestamp" type="m2m:absRelTimestamp" minOccurs="0" />
-			<xs:element name="targetedResourceID" type="xs:anyURI" minOccurs="0" />
+			<xs:element name="targetedResourceID" type="xs:anyURI" minOccurs="1" />
 			<xs:element name="proposedPrivilegesLifetime" type="m2m:absRelTimestamp" minOccurs="0" />
 			<xs:element name="roleIDsFromACPs"  minOccurs="0" >
 				<xs:simpleType>