diff --git a/Core/MemMap.cpp b/Core/MemMap.cpp
index 69c23c85e5..d027fdd191 100644
--- a/Core/MemMap.cpp
+++ b/Core/MemMap.cpp
@@ -121,7 +121,7 @@ static MemoryView views[] =
 static const int num_views = sizeof(views) / sizeof(MemoryView);
 
 inline static bool CanIgnoreView(const MemoryView &view) {
-#if PPSSPP_ARCH(32BIT)
+#ifdef MASKED_PSP_MEMORY
 	// Basically, 32-bit platforms can ignore views that are masked out anyway.
 	return (view.flags & MV_MIRROR_PREVIOUS) && (view.virtual_address & ~MEMVIEW32_MASK) != 0;
 #else