diff --git a/yang-models/_3gpp-common-yang-types.yang b/yang-models/_3gpp-common-yang-types.yang
index f71e5420b47c4b1bdd932b1c1a69327db6bced79..b19148cbe19be75365c2bd0b5e891b31c532d665 100755
--- a/yang-models/_3gpp-common-yang-types.yang
+++ b/yang-models/_3gpp-common-yang-types.yang
@@ -11,8 +11,9 @@ module _3gpp-common-yang-types {
   description "The model defines a YANG mapping of the top level 
     information classes used for management of 5G networks and 
     network slicing.";
-  reference "3GPP TS 28.541";
+  reference "3GPP TS 28.623";
 
+  revision 2021-11-01 { reference "CR-0141"; }
   revision 2020-11-06 {
     description "Removed incorrect S-NSSAI definitions.";
     reference "CR-0118";
@@ -37,6 +38,15 @@ module _3gpp-common-yang-types {
     reference  "Initial version.";
   }
 
+  typedef EnabledDisabled {
+    type enumeration {
+      enum DISABLED ;
+      enum ENABLED ;
+    }
+  }
+  
+  // grouping ManagedNFProfile will be removed as it is 
+  //  being moved to _3gpp-5gc-nrm-nfprofile
   grouping ManagedNFProfile {
     description "Defines profile for managed NF";
     reference "3GPP TS 23.501";