diff --git a/STL_Extension/include/CGAL/Handle.h b/STL_Extension/include/CGAL/Handle.h
index 14304c4a7b8..d17b52b0e32 100644
--- a/STL_Extension/include/CGAL/Handle.h
+++ b/STL_Extension/include/CGAL/Handle.h
@@ -75,6 +75,15 @@ class Handle
       return *this;
     }
 
+    void reset()
+    {
+      if (PTR)
+      {
+        --PTR->count;
+        PTR=0;
+      }
+    }
+
     int
     refs()  const { return PTR->count; }