diff --git a/drivers/accessibility/speakup/Kconfig b/drivers/accessibility/speakup/Kconfig
index 07ecbbde0384123d22509a37c01a117273507546..e84fb617acc44b1f56352e6cf8d351b3b25c0451 100644
--- a/drivers/accessibility/speakup/Kconfig
+++ b/drivers/accessibility/speakup/Kconfig
@@ -46,6 +46,7 @@ if SPEAKUP
 config SPEAKUP_SERIALIO
 	def_bool y
 	depends on ISA || COMPILE_TEST
+	depends on HAS_IOPORT
 
 config SPEAKUP_SYNTH_ACNTSA
 	tristate "Accent SA synthesizer support"