diff --git a/qemu/include/tcg/tcg.h b/qemu/include/tcg/tcg.h
index c7eb23ef..0b4f9a4c 100644
--- a/qemu/include/tcg/tcg.h
+++ b/qemu/include/tcg/tcg.h
@@ -37,7 +37,7 @@
 
 // Unicorn: Default region size for win32
 #if defined(_WIN32) && !defined(USE_STATIC_CODE_GEN_BUFFER)
-#define UC_TCG_REGION_PAGES_COUNT (128)
+#define UC_TCG_REGION_PAGES_COUNT (128) // Note less pages may cause unexpected and subtle errors.
 #endif
 
 /* XXX: make safe guess about sizes */