diff --git a/example/AppInfo.cpp b/example/AppInfo.cpp
index 7d423e01..5ac6cf4d 100644
--- a/example/AppInfo.cpp
+++ b/example/AppInfo.cpp
@@ -6,7 +6,7 @@
 AppInfo::AppInfo(QObject *parent)
     : QObject{parent}
 {
-    version("1.2.6");
+    version("1.2.7");
     lang(new En());
 }
 
diff --git a/example/CMakeLists.txt b/example/CMakeLists.txt
index 9566cc33..461e98e4 100644
--- a/example/CMakeLists.txt
+++ b/example/CMakeLists.txt
@@ -25,13 +25,20 @@ find_package(Qt6 COMPONENTS Core Quick QuickControls2 Concurrent Network Multime
 
 set(SOURCES
     ChatController.cpp
-	AppInfo.cpp 
+    AppInfo.cpp
     main.cpp
+    lang/Lang.cpp
+    lang/Zh.cpp
+    lang/En.cpp
 )
 
 set(HEADERS
     ChatController.h
-	AppInfo.h
+    AppInfo.h
+    stdafx.h
+    lang/Lang.h
+    lang/Zh.h
+    lang/En.h
 )
 
 set(RESOURCES
diff --git a/example/lang/Lang.h b/example/lang/Lang.h
index 074f53dc..37dab7cf 100644
--- a/example/lang/Lang.h
+++ b/example/lang/Lang.h
@@ -2,7 +2,7 @@
 #define LANG_H
 
 #include <QObject>
-#include "stdafx.h"
+#include "../stdafx.h"
 
 class Lang : public QObject
 {