diff --git a/Apollonius_graph_2/changes.txt b/Apollonius_graph_2/changes.txt
index 04782c7d263..6feb8ca976b 100644
--- a/Apollonius_graph_2/changes.txt
+++ b/Apollonius_graph_2/changes.txt
@@ -1,3 +1,6 @@
+27 May 2006:  Menelaos Karavelas
+- fixed errors created by the move of *.C files to *_impl.h
+
 25 May 2006:  Menelaos Karavelas
 - moved predicate files into the Apollonius_graph_2 subdir
 - moved the *.C files to Apollonius_graph_2/*_impl.h
diff --git a/Apollonius_graph_2/include/CGAL/Apollonius_graph_hierarchy_vertex_base_2.h b/Apollonius_graph_2/include/CGAL/Apollonius_graph_hierarchy_vertex_base_2.h
index e37f33f0cc3..6223a1a5964 100644
--- a/Apollonius_graph_2/include/CGAL/Apollonius_graph_hierarchy_vertex_base_2.h
+++ b/Apollonius_graph_2/include/CGAL/Apollonius_graph_hierarchy_vertex_base_2.h
@@ -23,7 +23,7 @@
 
 #include <CGAL/basic.h>
 
-#include <CGAL/Apollonius_graph_short_names_2.h>
+#include <CGAL/Apollonius_graph_2/short_names_2.h>
 
 CGAL_BEGIN_NAMESPACE
 
diff --git a/Apollonius_graph_2/include/CGAL/Apollonius_graph_vertex_base_2.h b/Apollonius_graph_2/include/CGAL/Apollonius_graph_vertex_base_2.h
index aaf5eb2c222..d4610ed1e2a 100644
--- a/Apollonius_graph_2/include/CGAL/Apollonius_graph_vertex_base_2.h
+++ b/Apollonius_graph_2/include/CGAL/Apollonius_graph_vertex_base_2.h
@@ -24,7 +24,7 @@
 
 #include <list>
 
-#include <CGAL/Apollonius_graph_short_names_2.h>
+#include <CGAL/Apollonius_graph_2/short_names_2.h>
 
 #include <CGAL/Triangulation_ds_vertex_base_2.h>
 #include <CGAL/triangulation_assertions.h>
diff --git a/Apollonius_graph_2/include/CGAL/Apollonius_site_2.h b/Apollonius_graph_2/include/CGAL/Apollonius_site_2.h
index 3a409aca9bf..41f6d0517dd 100644
--- a/Apollonius_graph_2/include/CGAL/Apollonius_site_2.h
+++ b/Apollonius_graph_2/include/CGAL/Apollonius_site_2.h
@@ -23,7 +23,7 @@
 #include <iostream>
 #include <CGAL/basic.h>
 
-#include <CGAL/Apollonius_graph_short_names_2.h>
+#include <CGAL/Apollonius_graph_2/short_names_2.h>
 
 CGAL_BEGIN_NAMESPACE