diff --git a/HuaGoCorrect/HuaGoCorrectDlg.cpp b/HuaGoCorrect/HuaGoCorrectDlg.cpp
index 6c1f4ea..d81b321 100644
--- a/HuaGoCorrect/HuaGoCorrectDlg.cpp
+++ b/HuaGoCorrect/HuaGoCorrectDlg.cpp
@@ -358,6 +358,7 @@ void CHuaGoCorrectDlg::Scan()
 		config.g400params.dpi = m_iDpiIndex == 0 ? 1 : (m_iDpiIndex == 1 ? 2 : 3);//only support 200DPI ;// 1;//only support 200DPI 
 		config.g400params.pageSize = 0;
 		config.g400params.isCorrect = !((CButton*)GetDlgItem(IDC_CKBORGINIMG))->GetCheck();
+		config.g400params.lutmode = ((CButton*)GetDlgItem(IDC_CKBLUTMODE))->GetCheck();
 		config.g400params.isColor = m_iColorIndex == 1 ? 1 : 0;
 		config.g400params.doubleFeeded = TRUE;
 		config.g400params.enableStable = FALSE;
diff --git a/HuaGoCorrect/commondef.h b/HuaGoCorrect/commondef.h
index ded5207..4118115 100644
--- a/HuaGoCorrect/commondef.h
+++ b/HuaGoCorrect/commondef.h
@@ -422,7 +422,9 @@ typedef union HG_ScanConfig
 		unsigned int doubleFeeded : 1;
 		unsigned int enableStable : 1;
 		unsigned int enableLed : 1;
-		unsigned int reversed1 : 6;
+		unsigned int enableSizeDetect : 1;
+		unsigned int lutmode : 1;
+		unsigned int reversed1 : 4;
 		unsigned int isCorrect : 1;
 		unsigned int dstHeight : 8;
 		unsigned int reversed2 : 6;