diff --git a/src/modems/hayes.c b/src/modems/hayes.c
index 7985577..271e2b5 100644
--- a/src/modems/hayes.c
+++ b/src/modems/hayes.c
@@ -2189,10 +2189,14 @@ static unsigned int _reset_configure_baudrate(ModemPlugin * modem,
 			return B115200;
 		case 230400:
 			return B230400;
+#ifdef B460800
 		case 460800:
 			return B460800;
+#endif
+#ifdef B921600
 		case 921600:
 			return B921600;
+#endif
 		default:
 			error_set("%u%s", baudrate,
 					"Unsupported baudrate (using 115200)");