diff --git a/signal.hpp b/signal.hpp
index 2ef09a53..7dff0ba3 100644
--- a/signal.hpp
+++ b/signal.hpp
@@ -64,7 +64,7 @@ namespace util {
     template <typename T>
     class value_signal : public signal<void(T)> {
     public:
-        value_signal (T&&);
+        value_signal (T);
         value_signal () = default;
 
         operator const T&() const;
diff --git a/signal.ipp b/signal.ipp
index 8629ab74..be599c82 100644
--- a/signal.ipp
+++ b/signal.ipp
@@ -171,8 +171,8 @@ namespace util {
 
     ///////////////////////////////////////////////////////////////////////////
     template <typename T>
-    value_signal<T>::value_signal (T &&t):
-        m_value (std::forward<T> (t))
+    value_signal<T>::value_signal (T t):
+        m_value (t)
     { ; }