diff --git a/mm/Kconfig b/mm/Kconfig
index 5b5790f..a5b7781 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -181,12 +181,6 @@
 	  example on NUMA systems to put pages nearer to the processors accessing
 	  the page.
 
-config RESOURCES_64BIT
-	bool "64 bit Memory and IO resources (EXPERIMENTAL)" if (!64BIT && EXPERIMENTAL)
-	default 64BIT
-	help
-	  This option allows memory and IO resources to be 64 bit.
-
 config PHYS_ADDR_T_64BIT
 	def_bool 64BIT || ARCH_PHYS_ADDR_T_64BIT