diff --git a/source/mijin/async/signal.hpp b/source/mijin/async/signal.hpp
index 880fffe..632b65a 100644
--- a/source/mijin/async/signal.hpp
+++ b/source/mijin/async/signal.hpp
@@ -65,7 +65,9 @@ public:
     template<typename TObject, typename TWeak = void>
     inline token_t connect(TObject& object, void (TObject::* handler)(TArgs...), Oneshot oneshot = Oneshot::NO, std::weak_ptr<TWeak> referenced = std::weak_ptr<TWeak>()) MIJIN_NOEXCEPT;
     inline void disconnect(token_t token) MIJIN_NOEXCEPT;
-    inline void emit(TArgs&&... args) MIJIN_NOEXCEPT;
+
+    template<typename... TArgs2>
+    inline void emit(TArgs2&&... args) MIJIN_NOEXCEPT;
 };
 
 //
@@ -122,7 +124,8 @@ inline void Signal<TArgs...>::disconnect(token_t token) MIJIN_NOEXCEPT
 }
 
 template<typename... TArgs>
-inline void Signal<TArgs...>::emit(TArgs&&... args) MIJIN_NOEXCEPT
+template<typename... TArgs2>
+inline void Signal<TArgs...>::emit(TArgs2&&... args) MIJIN_NOEXCEPT
 {
     std::lock_guard lock(handlersMutex_);
     
@@ -137,7 +140,7 @@ inline void Signal<TArgs...>::emit(TArgs&&... args) MIJIN_NOEXCEPT
     // invoke all handlers
     for (RegisteredHandler& handler : handlers_)
     {
-        handler.callable(std::forward<TArgs>(args)...);
+        handler.callable(std::forward<TArgs2>(args)...);
     }
 
     // remove any oneshot