diff --git a/library/ssl_cli.c b/library/ssl_cli.c
index f070b0f..d871dba 100644
--- a/library/ssl_cli.c
+++ b/library/ssl_cli.c
@@ -89,10 +89,10 @@
 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
 
 #if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
-static int ssl_write_hostname_ext( mbedtls_ssl_context *ssl,
-                                   unsigned char *buf,
-                                   const unsigned char *end,
-                                   size_t *olen )
+int mbedtls_ssl_write_hostname_ext( mbedtls_ssl_context *ssl,
+                                    unsigned char *buf,
+                                    const unsigned char *end,
+                                    size_t *olen )
 {
     unsigned char *p = buf;
     size_t hostname_len;
@@ -156,15 +156,6 @@
 
     return( 0 );
 }
-
-int mbedtls_ssl_write_hostname_ext( mbedtls_ssl_context *ssl,
-                                    unsigned char *buf,
-                                    const unsigned char *end,
-                                    size_t *olen )
-{
-    return ssl_write_hostname_ext( ssl, buf, end, olen );
-}
-
 #endif /* MBEDTLS_SSL_SERVER_NAME_INDICATION */
 
 #if defined(MBEDTLS_SSL_RENEGOTIATION)
diff --git a/library/ssl_tls13_client.c b/library/ssl_tls13_client.c
index 511f4cd..5abb18c 100644
--- a/library/ssl_tls13_client.c
+++ b/library/ssl_tls13_client.c
@@ -799,7 +799,7 @@
 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
 
 #if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
-    /* Write server name extention */
+    /* Write server name extension */
     ret = mbedtls_ssl_write_hostname_ext( ssl, p, end, &output_len );
     if( ret != 0 )
         return( ret );