diff --git a/CDT-enumerationTypes.xsd b/CDT-enumerationTypes.xsd
index 832d8671291f6ff37f46ce8fe0e6dc9112f5dd71..b6caeea3f08bb815fec47dde6d06ccd78b5d4768 100644
--- a/CDT-enumerationTypes.xsd
+++ b/CDT-enumerationTypes.xsd
@@ -457,6 +457,8 @@ oneM2M EXPRESSLY ADVISES ANY AND ALL USE OF OR RELIANCE UPON THIS INFORMATION PR
 			<xs:enumeration value="4137" />    
 			<!-- UNAUTHORIZED_USER -->
 			<xs:enumeration value="4138" />    
+			<!-- SERVICE_SUBSCRIPTION_NOT_ACTIVE -->
+			<xs:enumeration value="4139" />    
 			
 			<!-- INTERNAL_SERVER_ERROR     -->
 			<xs:enumeration value="5000" />