diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 776c0fb77d6985d0f22312286ca2b2cfdad8da35..3da6acb7eafcef8679f13d35dc25b16f3ccb6f4c 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -1124,7 +1124,9 @@ static void xen_set_fixmap(unsigned idx, unsigned long phys, pgprot_t prot)
 #ifdef CONFIG_X86_32
 	case FIX_WP_TEST:
 	case FIX_VDSO:
+# ifdef CONFIG_HIGHMEM
 	case FIX_KMAP_BEGIN ... FIX_KMAP_END:
+# endif
 #else
 	case VSYSCALL_LAST_PAGE ... VSYSCALL_FIRST_PAGE:
 #endif