diff --git a/Documentation/Doxyfile b/Documentation/Doxyfile
index 8c792faba14..774e6bb511f 100644
--- a/Documentation/Doxyfile
+++ b/Documentation/Doxyfile
@@ -257,7 +257,7 @@ ALIASES += "cgalPkgDesc{1}=<div class=\"PkgDescription\">\1</div>"
 ALIASES += "cgalPkgSince{1}=<B>Introduced in:</B> \cgal \1<BR>"
 ALIASES += "cgalPkgDependsOn{1}=<B>Depends on:</B> \1<BR>"
 ALIASES += "cgalPkgLicense{1}=<B>License:</B> \1<BR>"
-ALIASES += "cgalPkgDemo{2}=<B>Demo:</B> <a href=\"http://www.cgal.org/demo/4.0.2/\2\">\1</a><BR>"
+ALIASES += "cgalPkgDemo{2}=<B>Demo:</B> <a href=\"http://www.cgal.org/demo/4.2/\2\">\1</a><BR>"
 ALIASES += "cgalPkgDescriptionEnd="
 
 # this alias controls linking to the how to cite page, it is also