diff --git a/drivers/net/wireless/ralink/rt2x00/Kconfig b/drivers/net/wireless/ralink/rt2x00/Kconfig
index 4d98b7723c56..d66fc839c3ce 100644
--- a/drivers/net/wireless/ralink/rt2x00/Kconfig
+++ b/drivers/net/wireless/ralink/rt2x00/Kconfig
@@ -225,6 +225,7 @@ config RT2800_LIB_MMIO
 
 config RT2X00_LIB_MMIO
 	tristate
+	select RT2X00_LIB
 
 config RT2X00_LIB_PCI
 	tristate