diff --git a/Doxyfile b/Doxyfile
index 81d9c86ca..309ea6e4c 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -378,7 +378,7 @@ RECURSIVE              = YES
 # excluded from the INPUT source files. This way you can easily exclude a 
 # subdirectory from a directory tree whose root is specified with the INPUT tag.
 
-EXCLUDE                = build configs setup
+EXCLUDE                = build configs setup BitKeeper SCCS Attic PENDING RESYNC
 
 # The EXCLUDE_SYMLINKS tag can be used select whether or not files or directories 
 # that are symbolic links (a Unix filesystem feature) are excluded from the input.