diff --git a/source/draw.h b/source/draw.h
index 08f909e..989b020 100644
--- a/source/draw.h
+++ b/source/draw.h
@@ -43,10 +43,10 @@
 	#define TOP_SCREEN1 TOP_SCREEN0
 	#define BOT_SCREEN1 BOT_SCREEN0
 #elif defined(EXEC_BOOTSTRAP)
-	#define TOP_SCREEN0 (u8*)(0x20000000)
-	#define TOP_SCREEN1 (u8*)(0x20046500)
-	#define BOT_SCREEN0 (u8*)(0x2008CA00)
-	#define BOT_SCREEN1 (u8*)(0x200C4E00)
+	#define TOP_SCREEN0 (u8*)(*(u32*)0x23FFFE00)
+	#define TOP_SCREEN1 (u8*)(*(u32*)0x23FFFE00)
+	#define BOT_SCREEN0 (u8*)(*(u32*)0x23FFFE08)
+	#define BOT_SCREEN1 (u8*)(*(u32*)0x23FFFE08)
 #else
 	#error "Unknown execution method"
 #endif