diff --git a/arch/i386/Kconfig.cpu b/arch/i386/Kconfig.cpu
index 21c9a4e71104..fc4f2abccf06 100644
--- a/arch/i386/Kconfig.cpu
+++ b/arch/i386/Kconfig.cpu
@@ -7,6 +7,7 @@ choice
 
 config M386
 	bool "386"
+	depends on !UML
 	---help---
 	  This is the processor type of your CPU. This information is used for
 	  optimizing purposes. In order to compile a kernel that can run on
@@ -301,7 +302,7 @@ config X86_USE_PPRO_CHECKSUM
 
 config X86_USE_3DNOW
 	bool
-	depends on MCYRIXIII || MK7 || MGEODE_LX
+	depends on (MCYRIXIII || MK7 || MGEODE_LX) && !UML
 	default y
 
 config X86_OOSTORE