diff --git a/programs/ssl/dtls_server.c b/programs/ssl/dtls_server.c
index ad3a70a..84b905d 100644
--- a/programs/ssl/dtls_server.c
+++ b/programs/ssl/dtls_server.c
@@ -308,11 +308,11 @@
 #if !defined(MBEDTLS_SSL_CONF_RECV) &&          \
     !defined(MBEDTLS_SSL_CONF_SEND) &&          \
     !defined(MBEDTLS_SSL_CONF_RECV_TIMEOUT)
-        mbedtls_ssl_set_bio( &ssl, &client_fd,
-                             mbedtls_net_send, mbedtls_net_recv,
-                             mbedtls_net_recv_timeout );
+    mbedtls_ssl_set_bio( &ssl, &client_fd,
+                         mbedtls_net_send, mbedtls_net_recv,
+                         mbedtls_net_recv_timeout );
 #else
-        mbedtls_ssl_set_bio_ctx( &ssl, &client_fd );
+    mbedtls_ssl_set_bio_ctx( &ssl, &client_fd );
 #endif
 
     printf( " ok\n" );