diff --git a/include/mbedtls/x509.h b/include/mbedtls/x509.h
index aa1cd08..bf1f94a 100644
--- a/include/mbedtls/x509.h
+++ b/include/mbedtls/x509.h
@@ -294,7 +294,7 @@
     int type;                              /**< The SAN type, value of MBEDTLS_X509_SAN_XXX. */
     union {
         mbedtls_x509_san_other_name other_name; /**< The otherName supported type. */
-        mbedtls_x509_buf   unstructured_name; /**< The buffer for the un constructed types. Only dnsName currently supported */
+        mbedtls_x509_buf   unstructured_name; /**< The buffer for the unconstructed types. Only dnsName and uniformResourceIdentifier currently supported */ */
     }
     san; /**< A union of the supported SAN types */
 }
@@ -385,8 +385,8 @@
  * \param san      The target structure to populate with the parsed presentation
  *                 of the subject alternative name encoded in \p san_raw.
  *
- * \note           Only "dnsName" and "otherName" of type hardware_module_name
- *                 as defined in RFC 4180 is supported.
+ * \note           Only "dnsName", "uniformResourceIdentifier" and "otherName",
+ *                 as defined in RFC 5280, is supported.
  *
  * \note           This function should be called on a single raw data of
  *                 subject alternative name. For example, after successful