diff --git a/include/mbedtls/ssl.h b/include/mbedtls/ssl.h
index 26e4ec4..e3f8c8f 100644
--- a/include/mbedtls/ssl.h
+++ b/include/mbedtls/ssl.h
@@ -1746,10 +1746,10 @@
  * \param own_cid     The address of the readable buffer holding the CID we want
  *                    the peer to use when sending encrypted messages to us.
  *                    This may be \c NULL if \p own_cid_len is \c 0.
- *                    This parameter is unused if \p enabled is set to
+ *                    This parameter is unused if \p enable is set to
  *                    MBEDTLS_SSL_CID_DISABLED.
  * \param own_cid_len The length of \p own_cid.
- *                    This parameter is unused if \p enabled is set to
+ *                    This parameter is unused if \p enable is set to
  *                    MBEDTLS_SSL_CID_DISABLED.
  *
  * \note              The value of \p own_cid_len must match the value of the
@@ -2573,8 +2573,8 @@
  *
  * \param session  The session structure to be saved.
  * \param buf      The buffer to write the serialized data to. It must be a
- *                 writeable buffer of at least \p len bytes, or may be \c
- *                 NULL if \p len is \c 0.
+ *                 writeable buffer of at least \p olen bytes, or may be \c
+ *                 NULL if \p olen is \c 0.
  * \param buf_len  The number of bytes available for writing in \p buf.
  * \param olen     The size in bytes of the data that has been or would have
  *                 been written. It must point to a valid \c size_t.
@@ -2659,7 +2659,7 @@
  *                      record headers.
  *
  * \return              \c 0 on success.
- * \return              #MBEDTLS_ERR_SSL_BAD_INPUT_DATA if \p own_cid_len
+ * \return              #MBEDTLS_ERR_SSL_BAD_INPUT_DATA if \p len
  *                      is too large.
  */
 int mbedtls_ssl_conf_cid(mbedtls_ssl_config *conf, size_t len,