diff --git a/library/ssl_tls13_client.c b/library/ssl_tls13_client.c
index 7adb8a5..31d7daf 100644
--- a/library/ssl_tls13_client.c
+++ b/library/ssl_tls13_client.c
@@ -21,7 +21,7 @@
 
 #include "common.h"
 
-#if defined(MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL)
+#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
 
 #if defined(MBEDTLS_SSL_CLI_C)
 
@@ -1790,4 +1790,4 @@
 
 #endif /* MBEDTLS_SSL_CLI_C */
 
-#endif /* MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL */
+#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */