diff --git a/include/asm-x86/fixmap_32.h b/include/asm-x86/fixmap_32.h
index 0e990218a09ccd5056a9988a18681d5fc5d4c2ea..46bedb7b542606b4aab73287e1d58f106c3dc8b3 100644
--- a/include/asm-x86/fixmap_32.h
+++ b/include/asm-x86/fixmap_32.h
@@ -91,7 +91,7 @@ enum fixed_addresses {
 #endif
 	__end_of_permanent_fixed_addresses,
 	/* temporary boot-time mappings, used before ioremap() is functional */
-#define NR_FIX_BTMAPS		16
+#define NR_FIX_BTMAPS		64
 #define FIX_BTMAPS_NESTING	4
 	FIX_BTMAP_END = __end_of_permanent_fixed_addresses,
 	FIX_BTMAP_BEGIN = FIX_BTMAP_END + NR_FIX_BTMAPS*FIX_BTMAPS_NESTING - 1,