diff --git a/yang-models/_3gpp-5gc-nrm-nwdaffunction.yang b/yang-models/_3gpp-5gc-nrm-nwdaffunction.yang
index 5fe7eb7ae142767122d471d1be5edf12e3fed2bf..33033562c97cb2786a484c86444f6faab748eef0 100755
--- a/yang-models/_3gpp-5gc-nrm-nwdaffunction.yang
+++ b/yang-models/_3gpp-5gc-nrm-nwdaffunction.yang
@@ -21,6 +21,7 @@ module _3gpp-5gc-nrm-nwdaffunction {
     TTA, TTC). All rights reserved.";
   reference "3GPP TS 28.541";
   
+  revision 2024-08-07 { reference CR-1329; }
   revision 2024-04-12 { reference CR-1218; } 
   revision 2023-09-18 { reference CR-1043; } 
   revision 2023-04-26 { reference CR-0916; }
@@ -279,7 +280,8 @@ module _3gpp-5gc-nrm-nwdaffunction {
   }
   
   grouping NWDAFFunctionGrp {
-    description "Represents the NWDAFFunction IOC";
+    description "The NWDAFFunction IOC includes attributes inherited from 
+    ManagedFunction IOC(defined in TS 28.622)and the following attributes:";
     uses mf3gpp:ManagedFunctionGrp;
     
     list pLMNInfoList {
@@ -319,9 +321,10 @@ module _3gpp-5gc-nrm-nwdaffunction {
       key idx;
       min-elements 1;
       description "The attribute specifies a list of NetworkSliceInfo which 
-        is defined as a datatype (see clause 5.3.95). It can be used by the 
-        NWDAF to facilitate the data collection from OAM.";
-      leaf idx {
+        is defined as a datatype (see clause 5.3.95). It is used by an 
+        authorized consumer, e.g. NWDAF, to facilitate the data collection 
+        from OAM.";
+       leaf idx {
         type string;
       }
       uses NetworkSliceInfoGrp;    
@@ -393,4 +396,4 @@ module _3gpp-5gc-nrm-nwdaffunction {
       uses mf3gpp:ManagedFunctionContainedClasses;
     }
   }
-}
\ No newline at end of file
+}