--- a/pmc/include/rectangle.h
+++ b/pmc/include/rectangle.h
@@ -18,7 +18,9 @@
     Rectangle (Surface *, algebra::Vector & p1, algebra::Vector & p2, algebra::Vector & p3, algebra::Vector & p4);
     Rectangle (Surface *, algebra::Vector[4]);
     Rectangle (Surface *);
+    Rectangle (const Rectangle &);
     virtual ~ Rectangle ();
+
     void move (algebra::Vector);
     void show ();
 };