diff -r 5222a3c470ed -r 6aa6fcaeaea5 lemon/preflow.h
--- a/lemon/preflow.h	Tue Jul 22 11:29:57 2008 +0000
+++ b/lemon/preflow.h	Fri Sep 19 15:14:41 2008 +0000
@@ -86,7 +86,7 @@
     /// \brief The tolerance used by the algorithm
     ///
     /// The tolerance used by the algorithm to handle inexact computation.
-    typedef Tolerance<Value> Tolerance;
+    typedef lemon::Tolerance<Value> Tolerance;
 
   };