diff --git a/v2_16_0/CDT-enumerationTypes-v2_16_0.xsd b/v2_16_0/CDT-enumerationTypes-v2_16_0.xsd
index 5011b7cc24fa63eef15faef2cb4005e1b2a1c1c7..b5b7d240bdc91d7099121c8cbe13d49446b65691 100644
--- a/v2_16_0/CDT-enumerationTypes-v2_16_0.xsd
+++ b/v2_16_0/CDT-enumerationTypes-v2_16_0.xsd
@@ -1215,7 +1215,6 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 			<xs:enumeration value="5" />
 		</xs:restriction>
 	</xs:simpleType>
-
 	
 </xs:schema>
 
diff --git a/v2_16_0/CDT-requestPrimitive-v2_16_0.xsd b/v2_16_0/CDT-requestPrimitive-v2_16_0.xsd
index a5ae738a54334ff1867380a300b22cd74b0368fc..541352fdb5c24fd4b93448a6a93997525d04451d 100644
--- a/v2_16_0/CDT-requestPrimitive-v2_16_0.xsd
+++ b/v2_16_0/CDT-requestPrimitive-v2_16_0.xsd
@@ -116,7 +116,9 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
           </xs:element>
           <!-- parameter "Token Request Indicator" -->
           <xs:element name="tokenRequestIndicator" type="xs:boolean" minOccurs="0"/>
+          <!-- parameter "Release Version Indicator" -->
           <xs:element name="releaseVersionIndicator" type="m2m:releaseVersion" minOccurs="1"/>
+          <!-- parameter "Vendor Information" -->
           <xs:element name="vendorInformation" type="xs:string" minOccurs="0"/>      
         </xs:sequence> 	       
       </xs:complexType>
diff --git a/v2_16_0/CDT-responsePrimitive-v2_16_0.xsd b/v2_16_0/CDT-responsePrimitive-v2_16_0.xsd
index 5cd2a97afcaab183a1059a85246e28ae091dce50..483404b048598e44fd77a4b2913c97a6486f4462 100644
--- a/v2_16_0/CDT-responsePrimitive-v2_16_0.xsd
+++ b/v2_16_0/CDT-responsePrimitive-v2_16_0.xsd
@@ -107,7 +107,9 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
           <xs:element name="assignedTokenIdentifiers" type="m2m:dynAuthLocalTokenIdAssignments" minOccurs="0" />
           <!-- parameter "Token Request Information -->
           <xs:element name="tokenRequestInformation" type="m2m:dynAuthTokenReqInfo" minOccurs="0" />
+          <!-- parameter "Release Version Indicator" -->
           <xs:element name="releaseVersionIndicator" type="m2m:releaseVersion" minOccurs="1"/> 
+          <!-- parameter "Vendor Information" -->
           <xs:element name="vendorInformation" type="xs:string" minOccurs="0"/>
         </xs:sequence> 	       
       </xs:complexType>