diff --git a/doc/Doxyfile.in b/doc/Doxyfile.in
--- a/doc/Doxyfile.in
+++ b/doc/Doxyfile.in
@@ -145,7 +145,7 @@
 TOC_EXPAND             = NO
 DISABLE_INDEX          = NO
 ENUM_VALUES_PER_LINE   = 4
-GENERATE_TREEVIEW      = YES
+GENERATE_TREEVIEW      = NO
 TREEVIEW_WIDTH         = 250
 #---------------------------------------------------------------------------
 # configuration options related to the LaTeX output