diff -r da142c310d02 -r 4274224f8a7d test/ugraph_test.cc
--- a/test/ugraph_test.cc	Tue Oct 24 16:49:41 2006 +0000
+++ b/test/ugraph_test.cc	Tue Oct 24 17:19:16 2006 +0000
@@ -17,7 +17,7 @@
  */
 
 #include <lemon/bits/graph_extender.h>
-#include <lemon/concept/ugraph.h>
+#include <lemon/concepts/ugraph.h>
 #include <lemon/list_graph.h>
 #include <lemon/smart_graph.h>
 #include <lemon/full_graph.h>
@@ -29,7 +29,7 @@
 
 
 using namespace lemon;
-using namespace lemon::concept;
+using namespace lemon::concepts;
 
 void check_concepts() {