diff --git a/glm/core/type_vec2.hpp b/glm/core/type_vec2.hpp
index 1973e7a3..5c56045c 100644
--- a/glm/core/type_vec2.hpp
+++ b/glm/core/type_vec2.hpp
@@ -204,8 +204,10 @@ namespace detail
 		GLM_FUNC_DECL tref2<T> & operator= (tref2<T> const & r);
 		GLM_FUNC_DECL tref2<T> & operator= (tvec2<T> const & v);
 
-		T& x;
-		T& y;
+		GLM_FUNC_DECL tvec2<T> operator() ();
+
+		T & x;
+		T & y;
 	};
 
 	GLM_DETAIL_IS_VECTOR(tvec2);
diff --git a/glm/core/type_vec2.inl b/glm/core/type_vec2.inl
index 0b14ecf1..6345adab 100644
--- a/glm/core/type_vec2.inl
+++ b/glm/core/type_vec2.inl
@@ -1025,5 +1025,11 @@ namespace detail
 		return *this;
 	}
 
+	template <typename T> 
+	GLM_FUNC_QUALIFIER tvec2<T> tref2<T>::operator() ()
+	{
+		return tvec2<T>(this->x, this->y);
+	}
+
 }//namespace detail
 }//namespace glm
diff --git a/glm/core/type_vec3.hpp b/glm/core/type_vec3.hpp
index 2b5d9ab6..f5f6b4d8 100644
--- a/glm/core/type_vec3.hpp
+++ b/glm/core/type_vec3.hpp
@@ -217,6 +217,8 @@ namespace detail
 		GLM_FUNC_DECL tref3<T> & operator= (tref3<T> const & r);
 		GLM_FUNC_DECL tref3<T> & operator= (tvec3<T> const & v);
 
+		GLM_FUNC_DECL tvec3<T> operator() ();
+
 		T & x;
 		T & y;
 		T & z;
diff --git a/glm/core/type_vec3.inl b/glm/core/type_vec3.inl
index 84bf3a44..918fadb4 100644
--- a/glm/core/type_vec3.inl
+++ b/glm/core/type_vec3.inl
@@ -1148,5 +1148,11 @@ namespace detail
 		return *this;
 	}
 
+	template <typename T> 
+	GLM_FUNC_QUALIFIER tvec3<T> tref3<T>::operator() ()
+	{
+		return tvec3<T>(this->x, this->y, this->z);
+	}
+
 }//namespace detail
 }//namespace glm
diff --git a/glm/core/type_vec4.hpp b/glm/core/type_vec4.hpp
index 5c9283b7..f556bfef 100644
--- a/glm/core/type_vec4.hpp
+++ b/glm/core/type_vec4.hpp
@@ -249,6 +249,8 @@ namespace detail
 		GLM_FUNC_DECL tref4<T> & operator= (tref4<T> const & r);
 		GLM_FUNC_DECL tref4<T> & operator= (tvec4<T> const & v);
 
+		GLM_FUNC_DECL tvec4<T> operator() ();
+
 		T & x;
 		T & y;
 		T & z;
diff --git a/glm/core/type_vec4.inl b/glm/core/type_vec4.inl
index 363ada1f..af4c1b2d 100644
--- a/glm/core/type_vec4.inl
+++ b/glm/core/type_vec4.inl
@@ -1374,5 +1374,11 @@ namespace detail
 		return *this;
 	}
 
+	template <typename T> 
+	GLM_FUNC_QUALIFIER tvec4<T> tref4<T>::operator() ()
+	{
+		return tvec4<T>(this->x, this->y, this->z, this->w);
+	}
+
 }//namespace detail
 }//namespace glm