diff --git a/cSpell.json b/cSpell.json
index bb92a1426a69..c49c96d4f630 100644
--- a/cSpell.json
+++ b/cSpell.json
@@ -202,7 +202,8 @@
                 "PDBs",
                 "undrainable",
                 "Undrainable",
-                "acnstls"
+                "acnstls",
+                "kubeletidentity"
             ]
         },
         {
diff --git a/specification/containerservice/resource-manager/Microsoft.ContainerService/aks/preview/2024-09-02-preview/managedClusters.json b/specification/containerservice/resource-manager/Microsoft.ContainerService/aks/preview/2024-09-02-preview/managedClusters.json
index 18ed906d5063..ed79308a28f7 100644
--- a/specification/containerservice/resource-manager/Microsoft.ContainerService/aks/preview/2024-09-02-preview/managedClusters.json
+++ b/specification/containerservice/resource-manager/Microsoft.ContainerService/aks/preview/2024-09-02-preview/managedClusters.json
@@ -6170,7 +6170,7 @@
           "additionalProperties": {
             "$ref": "#/definitions/UserAssignedIdentity"
           },
-          "description": "Identities associated with the cluster."
+          "description": "The user identity associated with the managed cluster. This identity will be used by the kubelet. Only one user assigned identity is allowed. The only accepted key is \"kubeletidentity\", with value of \"resourceId\": \"/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ManagedIdentity/userAssignedIdentities/{identityName}\"."
         },
         "privateLinkResources": {
           "type": "array",