diff --git a/wbsio_spi.c b/wbsio_spi.c
index 2df5bdd..045aa0e 100644
--- a/wbsio_spi.c
+++ b/wbsio_spi.c
@@ -63,7 +63,10 @@
 			return 1;
 
 	printf_debug("\nwbsio_spibase = 0x%x\n", wbsio_spibase);
+
+	buses_supported |= CHIP_BUSTYPE_SPI;
 	spi_controller = SPI_CONTROLLER_WBSIO;
+
 	return 0;
 }