diff --git a/programs/ssl/ssl_server2.c b/programs/ssl/ssl_server2.c
index 0e6f78b..cff042b 100644
--- a/programs/ssl/ssl_server2.c
+++ b/programs/ssl/ssl_server2.c
@@ -100,7 +100,7 @@
 #define DFL_ECJPAKE_PW          NULL
 #define DFL_PSK_LIST            NULL
 #define DFL_FORCE_CIPHER        0
-#define DFL_TLS13_KEX_MODES     MBEDTLS_SSL_TLS13_KEY_EXCHANGE_MODE_ALL
+#define DFL_TLS1_3_KEX_MODES    MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_ALL
 #define DFL_RENEGOTIATION       MBEDTLS_SSL_RENEGOTIATION_DISABLED
 #define DFL_ALLOW_LEGACY        -2
 #define DFL_RENEGOTIATE         0
@@ -449,11 +449,11 @@
 #endif
 
 #if defined(MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL)
-#define USAGE_TLS13_KEY_EXCHANGE_MODES \
+#define USAGE_TLS1_3_KEY_EXCHANGE_MODES \
     "    tls13_kex_modes=%%s   default: all\n"     \
     "                          options: psk, psk_ephemeral, ephemeral, ephemeral_all, psk_all, all\n"
 #else
-#define USAGE_TLS13_KEY_EXCHANGE_MODES ""
+#define USAGE_TLS1_3_KEY_EXCHANGE_MODES ""
 #endif /* MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL */
 
 
@@ -529,7 +529,7 @@
     "                        options: tls1_2, dtls1_2" TLS1_3_VERSION_OPTIONS \
     "\n\n"                                                                    \
     "    force_ciphersuite=<name>    default: all enabled\n"                  \
-    USAGE_TLS13_KEY_EXCHANGE_MODES                                            \
+    USAGE_TLS1_3_KEY_EXCHANGE_MODES                                            \
     "    query_config=<name>         return 0 if the specified\n"             \
     "                                configuration macro is defined and 1\n"  \
     "                                otherwise. The expansion of the macro\n" \
@@ -1522,7 +1522,7 @@
     opt.ecjpake_pw          = DFL_ECJPAKE_PW;
     opt.force_ciphersuite[0]= DFL_FORCE_CIPHER;
 #if defined(MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL)
-    opt.tls13_kex_modes     = DFL_TLS13_KEX_MODES;
+    opt.tls13_kex_modes     = DFL_TLS1_3_KEX_MODES;
 #endif /* MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL */
     opt.renegotiation       = DFL_RENEGOTIATION;
     opt.allow_legacy        = DFL_ALLOW_LEGACY;
@@ -1775,17 +1775,17 @@
         else if( strcmp( p, "tls13_kex_modes" ) == 0 )
         {
             if( strcmp( q, "psk" ) == 0 )
-                opt.tls13_kex_modes = MBEDTLS_SSL_TLS13_KEY_EXCHANGE_MODE_PSK;
+                opt.tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK;
             else if( strcmp(q, "psk_ephemeral" ) == 0 )
-                opt.tls13_kex_modes = MBEDTLS_SSL_TLS13_KEY_EXCHANGE_MODE_PSK_EPHEMERAL;
+                opt.tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_EPHEMERAL;
             else if( strcmp(q, "ephemeral" ) == 0 )
-                opt.tls13_kex_modes = MBEDTLS_SSL_TLS13_KEY_EXCHANGE_MODE_EPHEMERAL;
+                opt.tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_EPHEMERAL;
             else if( strcmp(q, "ephemeral_all" ) == 0 )
-                opt.tls13_kex_modes = MBEDTLS_SSL_TLS13_KEY_EXCHANGE_MODE_EPHEMERAL_ALL;
+                opt.tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_EPHEMERAL_ALL;
             else if( strcmp( q, "psk_all" ) == 0 )
-                opt.tls13_kex_modes = MBEDTLS_SSL_TLS13_KEY_EXCHANGE_MODE_PSK_ALL;
+                opt.tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_ALL;
             else if( strcmp( q, "all" ) == 0 )
-                opt.tls13_kex_modes = MBEDTLS_SSL_TLS13_KEY_EXCHANGE_MODE_ALL;
+                opt.tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_ALL;
             else goto usage;
         }
 #endif /* MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL */
@@ -2255,7 +2255,7 @@
         p = (char *) opt.sig_algs;
         i = 0;
 
-        /* Leave room for a final MBEDTLS_TLS13_SIG_NONE in signature algorithm list (sig_alg_list). */
+        /* Leave room for a final MBEDTLS_TLS1_3_SIG_NONE in signature algorithm list (sig_alg_list). */
         while( i < SIG_ALG_LIST_SIZE - 1 && *p != '\0' )
         {
             q = p;
@@ -2268,15 +2268,15 @@
 
             if( strcmp( q, "ecdsa_secp256r1_sha256" ) == 0 )
             {
-                sig_alg_list[i++] = MBEDTLS_TLS13_SIG_ECDSA_SECP256R1_SHA256;
+                sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_ECDSA_SECP256R1_SHA256;
             }
             else if( strcmp( q, "ecdsa_secp384r1_sha384" ) == 0 )
             {
-                sig_alg_list[i++] = MBEDTLS_TLS13_SIG_ECDSA_SECP384R1_SHA384;
+                sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_ECDSA_SECP384R1_SHA384;
             }
             else if( strcmp( q, "ecdsa_secp521r1_sha512" ) == 0 )
             {
-                sig_alg_list[i++] = MBEDTLS_TLS13_SIG_ECDSA_SECP521R1_SHA512;
+                sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_ECDSA_SECP521R1_SHA512;
             }
             else
             {
@@ -2297,7 +2297,7 @@
             goto exit;
         }
 
-        sig_alg_list[i] = MBEDTLS_TLS13_SIG_NONE;
+        sig_alg_list[i] = MBEDTLS_TLS1_3_SIG_NONE;
     }
 #endif /* MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL &&
           MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */