diff --git a/specification/keyvault/data-plane/Microsoft.KeyVault/stable/7.0/keyvault.json b/specification/keyvault/data-plane/Microsoft.KeyVault/stable/7.0/keyvault.json
index e7394ee8cb47..c3081ec6c948 100644
--- a/specification/keyvault/data-plane/Microsoft.KeyVault/stable/7.0/keyvault.json
+++ b/specification/keyvault/data-plane/Microsoft.KeyVault/stable/7.0/keyvault.json
@@ -3754,7 +3754,7 @@
               },
               {
                 "value": "oct",
-                "description": "Octet sequence (used to represent symmetric keys)"
+                "description": "Not supported in this version. Octet sequence (used to represent symmetric keys)"
               }
             ]
           }
diff --git a/specification/keyvault/data-plane/Microsoft.KeyVault/stable/7.1/keys.json b/specification/keyvault/data-plane/Microsoft.KeyVault/stable/7.1/keys.json
index 6d4a85db9488..f0a3aa63cc26 100644
--- a/specification/keyvault/data-plane/Microsoft.KeyVault/stable/7.1/keys.json
+++ b/specification/keyvault/data-plane/Microsoft.KeyVault/stable/7.1/keys.json
@@ -1013,7 +1013,7 @@
               },
               {
                 "value": "oct",
-                "description": "Octet sequence (used to represent symmetric keys)"
+                "description": "Not supported in this version. Octet sequence (used to represent symmetric keys)"
               }
             ]
           }