diff --git a/default-configs/arm-softmmu.mak b/default-configs/arm-softmmu.mak
index be88870799..d7b540cb25 100644
--- a/default-configs/arm-softmmu.mak
+++ b/default-configs/arm-softmmu.mak
@@ -6,7 +6,6 @@ CONFIG_VGA=y
 CONFIG_NAND=y
 CONFIG_ECC=y
 CONFIG_SERIAL=y
-CONFIG_SERIAL_ISA=y
 CONFIG_PTIMER=y
 CONFIG_SD=y
 CONFIG_MAX7310=y