diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index 8d6d379..5331865 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -1838,7 +1838,7 @@
     return( mbedtls_ssl_get_actual_mode( base_mode, encrypt_then_mac ) );
 }
 
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
+#if defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3)
 psa_status_t mbedtls_ssl_cipher_to_psa( mbedtls_cipher_type_t mbedtls_cipher_type,
                                     size_t taglen,
                                     psa_algorithm_t *alg,
@@ -1983,7 +1983,7 @@
 
     return PSA_SUCCESS;
 }
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
+#endif /* MBEDTLS_USE_PSA_CRYPTO || MBEDTLS_SSL_PROTO_TLS1_3 */
 
 #if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_SSL_SRV_C)
 int mbedtls_ssl_conf_dh_param_bin( mbedtls_ssl_config *conf,