diff --git a/Voronoi_diagram_2/changes.txt b/Voronoi_diagram_2/changes.txt
index 7f9b3b6632d..5fcaf2c7951 100644
--- a/Voronoi_diagram_2/changes.txt
+++ b/Voronoi_diagram_2/changes.txt
@@ -1,6 +1,7 @@
 9 March 2006:  Menelaos Karavelas
 - renamed demo files so that they have only lowercase letters in their name
   (requested by AF)
+- capitalized headings in user manual
 
 8 March 2006:  Menelaos Karavelas
 - demos now include CGAL/basic.h before testing for Qt; this is essential
diff --git a/Voronoi_diagram_2/doc_tex/Voronoi_diagram_2/Voronoi_diagram_adaptor_2.tex b/Voronoi_diagram_2/doc_tex/Voronoi_diagram_2/Voronoi_diagram_adaptor_2.tex
index 5f47050fd5e..5fc70a57f24 100644
--- a/Voronoi_diagram_2/doc_tex/Voronoi_diagram_2/Voronoi_diagram_adaptor_2.tex
+++ b/Voronoi_diagram_2/doc_tex/Voronoi_diagram_2/Voronoi_diagram_adaptor_2.tex
@@ -178,7 +178,7 @@ Section~\ref{sec:vda2-ap} we discuss the issue in more detail.
 
 
 
-\section{Software design}
+\section{Software Design}
 \label{sec:vda2-design}
 
 The \ccc{Voronoi_diagram_2<DG,AT,AP>} class is parameterized by
@@ -281,7 +281,7 @@ face) on which $p$ lies.
 %an incircle test.
 
 
-\section{The adaptation traits}
+\section{The Adaptation Traits}
 \label{sec:vda2-traits}
 
 The \ccc{AdaptationTraits_2} concept defines the types and
@@ -330,7 +330,7 @@ support nearest site queries:
   provides the adaptation traits for segment Delaunay graphs.
 \end{itemize}
 
-\section{The adaptation policy}
+\section{The Adaptation Policy}
 \label{sec:vda2-ap}
 
 As mentioned above, when we perform the adaptation of a triangulated
@@ -515,7 +515,7 @@ three caching degeneracy removal policies support on-line insertions.
 
 
 
-\subsection{Efficiency considerations}
+\subsection{Efficiency Considerations}
 \label{subsec:vda2-efficiency}
 
 One last item that merits some discussion are the different choices