diff --git a/arch/um/Kconfig.x86 b/arch/um/Kconfig.x86
index d31ecf346b4eced920a6e648b50e3eb2c08efb29..c2ca26c1a796aa36019c066e8476c00daa29ebbb 100644
--- a/arch/um/Kconfig.x86
+++ b/arch/um/Kconfig.x86
@@ -53,9 +53,6 @@ config ARCH_HAS_SC_SIGNALS
 config ARCH_REUSE_HOST_VSYSCALL_AREA
 	def_bool !64BIT
 
-config SMP_BROKEN
-	def_bool 64BIT
-
 config GENERIC_HWEIGHT
 	def_bool y