diff --git a/doc/Doxyfile b/doc/Doxyfile
index 32e1e20508189817a14a671d52716d7cfc8202d8..6db0396c039f76b04d0d3d7c35a029ad021e67d7 100644
--- a/doc/Doxyfile
+++ b/doc/Doxyfile
@@ -23,7 +23,7 @@ PROJECT_NAME           = Xerces-C++
 # This could be handy for archiving the generated documentation or 
 # if some version control system is used.
 
-PROJECT_NUMBER         = v2.6.0
+PROJECT_NUMBER         = v3.0.0
 
 # The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute) 
 # base path where the generated documentation will be put.