diff --git a/doc/Doxyfile b/doc/Doxyfile
index 1da75a5804f9e41a0c10783bbf9851bba7a586c7..2050f042ef5e9f3350bf8cb6f4658c0236cf0e31 100644
--- a/doc/Doxyfile
+++ b/doc/Doxyfile
@@ -25,7 +25,7 @@ PROJECT_NAME         = Xerces-C++
 # This could be handy for archiving the generated documentation or
 # if some version control system is used.
 
-PROJECT_NUMBER       = v2.4.0
+PROJECT_NUMBER       = v2.5.0
 
 # The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute)
 # base path where the generated documentation will be put.