diff --git a/source/arm11/open_agb_firm.c b/source/arm11/open_agb_firm.c
index be9ad85..5b1172e 100644
--- a/source/arm11/open_agb_firm.c
+++ b/source/arm11/open_agb_firm.c
@@ -672,7 +672,7 @@ static void gbaGfxHandler(void *args)
 		}
 		GX_processCommandList(listSize, list);
 		GFX_waitForP3D();
-		// 地址0x18180000保存的是360x240大小的贴图数据rgb888(序列：↑↘↑)
+		// 地址0x18180000保存的是400x240大小的贴图数据rgb888(序列：↑↘↑)
 		// 地址0x18200000保存的是512x512大小的GBA的240x160贴图数据(序列：→↙→)
 		// 所以GPU做的事情就是将18200000的数据逆时针旋转90°
 		if( g_oafConfig.scaler == 0 ) 
@@ -911,6 +911,7 @@ Result oafInitAndRun(void)
 				const KHandle frameReadyEvent = createEvent(false);
 				LGYFB_init(frameReadyEvent, g_oafConfig.scaler); // 这里把GBA的输出转换成0x18200000处512x512大小的纹理
 				patchGbaGpuCmdList(g_oafConfig.scaler);
+				if( g_oafConfig.scaler == 0 ) GFX_setDoubleBuffering(SCREEN_BOT, true);
 				createTask(0x800, 3, gbaGfxHandler, (void*)frameReadyEvent);
 				g_frameReadyEvent = frameReadyEvent;