diff --git a/hgdriver/hgdev/hg_scanner.h b/hgdriver/hgdev/hg_scanner.h
index 133fd73..ab2e94b 100644
--- a/hgdriver/hgdev/hg_scanner.h
+++ b/hgdriver/hgdev/hg_scanner.h
@@ -348,7 +348,7 @@ public:
 };
 
 #ifdef OEM_HANWANG
-static const std::string helpfile_ ="/opt/apps/com.hanvonchina.hanvonscan/entries/help/HanVonScan_App_Help_manual.pdf";//帮助文档路径
+static const std::string helpfile_ ="/opt/apps/com.hanvonchina.hanvonscan/entries/help/HanvonScan_App_Help_manual.pdf";//帮助文档路径
 #else
 static const std::string helpfile_ ="/opt/apps/com.huagaochina.huagoscan/entries/help/HuaGoScan_App_Help_manual.pdf";//帮助文档路径
 #endif