diff --git a/example/example_switch.cpp b/example/example_switch.cpp
index c694b31..76645ed 100644
--- a/example/example_switch.cpp
+++ b/example/example_switch.cpp
@@ -102,4 +102,6 @@ int main() {
   std::cout << magic_enum::enum_switch(switcher3, Color::GREEN, std::make_optional("cica")).value() << std::endl; // prints default: "cica"
   std::cout << magic_enum::enum_switch(switcher3, Color::RED, std::make_optional("cica")).value() << std::endl; // prints: "red result"
   std::cout << magic_enum::enum_switch(switcher3, Color::BLUE, std::make_optional("cica")).has_value() << std::endl; // prints: false
+
+  return 0;
 }