diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 4d4f4188cdf12..9676100b83ee0 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -59,9 +59,6 @@ config NEED_DMA_MAP_STATE
 config SWIOTLB
        bool
 
-config IOMMU_HELPER
-       bool
-
 config GENERIC_LOCKBREAK
 	def_bool n