diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 3b4248cff9a7d1218182dcf7d380eda86b3b426d..3dba24c318b7cc7b81a3157169deed2bebd84c83 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -58,6 +58,10 @@ config IA64_UNCACHED_ALLOCATOR
 	bool
 	select GENERIC_ALLOCATOR
 
+config ZONE_DMA_IS_DMA32
+	bool
+	default y
+
 choice
 	prompt "System type"
 	default IA64_GENERIC