diff --git a/CDT-CSEBase.xsd b/CDT-CSEBase.xsd
index 51098c660e9ccbccf1bbb336608714a6a8e236fd..e1d3b2d59a1aee60e1cca1262a0ac3d2a9ac70c1 100644
--- a/CDT-CSEBase.xsd
+++ b/CDT-CSEBase.xsd
@@ -83,6 +83,7 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 					    <xs:element name="contentSerialization" type="m2m:serializations" minOccurs="0" />
 					    <xs:element name="e2eSecInfo" type="m2m:e2eSecInfo" minOccurs="0" />
 					    <xs:element name="supportedReleaseVersions" type="m2m:supportedReleaseVersions" />
+					    <xs:element name="currentTime" type="m2m:timestamp" />
 					    
                         <!-- Child Resources -->
                         <xs:choice minOccurs="0" maxOccurs="1">