diff --git a/hgdriver/hgdev/hg_scanner_239.cpp b/hgdriver/hgdev/hg_scanner_239.cpp
index 2e5998b..2a47864 100644
--- a/hgdriver/hgdev/hg_scanner_239.cpp
+++ b/hgdriver/hgdev/hg_scanner_239.cpp
@@ -561,7 +561,8 @@ void hg_scanner_239::init_version(void)
 		firmware_sup_devs_lock_		= year_date.compare("3B0500") >= 0 ? true : false;
 		firmware_sup_dpi_300		= false;
 		firmware_sup_dpi_600		= date.compare("A1227") >= 0  ? true : false;
-		firmware_sup_auto_speed_	= year.compare("3C") >= 0  ? true : false;
+		firmware_sup_auto_speed_	= year.compare("3C") >= 0  ? true : false ;
+		firmware_sup_auto_speed_	= year_date.compare("3B0318") >= 0 ? true : false;
 		firmware_sup_morr_			= year_date.compare("3C0518") >= 0  ? true : false;
 		firmware_sup_color_fill_	= year.compare("3B03C830") >= 0  ? true : false;
 	}