diff --git a/example/bind_class/test.cpp b/example/bind_class/test.cpp
index 77e34e2..8257698 100644
--- a/example/bind_class/test.cpp
+++ b/example/bind_class/test.cpp
@@ -67,4 +67,4 @@ int main() {
   std::cout << "o.ci = " << o.ci << std::endl;
 
   return 0;
-}
\ No newline at end of file
+}