diff --git a/twain/twain/huagaods.cpp b/twain/twain/huagaods.cpp
index be515de..23e36e5 100644
--- a/twain/twain/huagaods.cpp
+++ b/twain/twain/huagaods.cpp
@@ -3202,7 +3202,7 @@ void huagao_ds::init_support_caps(void)
 				if (Msg::Set == msg)
 					def = data.currentItem<UInt32>();
 				int ret = SCANNER_ERR_OK;
-				SET_SANE_OPT_EX(ret, scanner_, ex_color_filter, &def);
+				SET_SANE_OPT_EX(ret, scanner_, ex_color_enhance, &def);
 				return ret == SCANNER_ERR_OK ? success() : badValue();
 			}