diff --git a/example/lang/zh.cpp b/example/lang/Zh.cpp
similarity index 100%
rename from example/lang/zh.cpp
rename to example/lang/Zh.cpp
diff --git a/example/lang/zh.h b/example/lang/Zh.h
similarity index 100%
rename from example/lang/zh.h
rename to example/lang/Zh.h