diff --git a/Source/Core/Core/HW/Memmap.h b/Source/Core/Core/HW/Memmap.h
index e10eec6cbf..57be35c554 100644
--- a/Source/Core/Core/HW/Memmap.h
+++ b/Source/Core/Core/HW/Memmap.h
@@ -48,11 +48,11 @@ enum
 	RAM_MASK      = RAM_SIZE - 1,
 	FAKEVMEM_SIZE = 0x02000000,
 	FAKEVMEM_MASK = FAKEVMEM_SIZE - 1,
-	L1_CACHE_SIZE = 0x40000,
+	L1_CACHE_SIZE = 0x00040000,
 	L1_CACHE_MASK = L1_CACHE_SIZE - 1,
-	EFB_SIZE      = 0x200000,
+	EFB_SIZE      = 0x00200000,
 	EFB_MASK      = EFB_SIZE - 1,
-	IO_SIZE       = 0x10000,
+	IO_SIZE       = 0x00010000,
 	EXRAM_SIZE    = 0x04000000,
 	EXRAM_MASK    = EXRAM_SIZE - 1,