diff --git a/config-models/aether-4.x/files/yang/onf-device-group.yang b/config-models/aether-4.x/files/yang/onf-device-group.yang
index db8a18a..87295db 100755
--- a/config-models/aether-4.x/files/yang/onf-device-group.yang
+++ b/config-models/aether-4.x/files/yang/onf-device-group.yang
@@ -63,8 +63,8 @@
 
       list imsis {
         // TODO: imsi-range-from cannot be used as a list index
-        key "id";
-        leaf id {
+        key "imsi-id";
+        leaf imsi-id {
           type yg:yang-identifier;
           description
               "Id of this imsi-range";