diff --git a/kernel/trunk/docs/doxygen/doxygen.cfg b/kernel/trunk/docs/doxygen/doxygen.cfg
index 81fad0b0c9..c4fa13375a 100644
--- a/kernel/trunk/docs/doxygen/doxygen.cfg
+++ b/kernel/trunk/docs/doxygen/doxygen.cfg
@@ -1521,7 +1521,7 @@ ECLIPSE_DOC_ID         = org.doxygen.Project
 # The default value is: NO.
 # This tag requires that the tag GENERATE_HTML is set to YES.
 
-DISABLE_INDEX          = NO
+DISABLE_INDEX          = YES
 
 # The GENERATE_TREEVIEW tag is used to specify whether a tree-like index
 # structure should be generated to display hierarchical information. If the tag
@@ -1538,7 +1538,7 @@ DISABLE_INDEX          = NO
 # The default value is: NO.
 # This tag requires that the tag GENERATE_HTML is set to YES.
 
-GENERATE_TREEVIEW      = NO
+GENERATE_TREEVIEW      = YES
 
 # The ENUM_VALUES_PER_LINE tag can be used to set the number of enum values that
 # doxygen will group on one line in the generated HTML documentation.