diff --git a/library/ssl_misc.h b/library/ssl_misc.h
index ad8754c..2b1f90f 100644
--- a/library/ssl_misc.h
+++ b/library/ssl_misc.h
@@ -987,6 +987,15 @@
     } tls13_master_secrets;
 
     mbedtls_ssl_tls13_handshake_secrets tls13_hs_secrets;
+
+#if defined(MBEDTLS_SSL_EARLY_DATA)
+    mbedtls_ssl_tls13_early_secrets early_secrets;
+
+    int early_data;     /*!< Early data indication:
+                         * 0  -- MBEDTLS_SSL_EARLY_DATA_DISABLED (for no early data), and
+                         * 1  -- MBEDTLS_SSL_EARLY_DATA_ENABLED (for use early data)
+                         */
+#endif /* MBEDTLS_SSL_EARLY_DATA */
 #endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
 
 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
@@ -1480,6 +1489,11 @@
 #endif /* !MBEDTLS_USE_PSA_CRYPTO */
 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
 
+#if defined(MBEDTLS_SSL_CLI_C) && defined(MBEDTLS_SSL_SESSION_TICKETS)
+MBEDTLS_CHECK_RETURN_CRITICAL
+int mbedtls_ssl_tls13_has_configured_ticket( mbedtls_ssl_context *ssl );
+#endif
+
 #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED)
 #if defined(MBEDTLS_SSL_CLI_C)
 MBEDTLS_CHECK_RETURN_CRITICAL
@@ -2046,6 +2060,11 @@
                 size_t *out_len );
 #endif /* MBEDTLS_ECDH_C */
 
+#if defined(MBEDTLS_SSL_EARLY_DATA)
+int mbedtls_ssl_tls13_write_early_data_ext(
+    mbedtls_ssl_context *ssl,
+    unsigned char *buf, const unsigned char *end, size_t *olen);
+#endif /* MBEDTLS_SSL_EARLY_DATA */
 
 #endif /* MBEDTLS_SSL_PROTO_TLS1_3 */