diff --git a/doc/salome/tui/doxyfile.in b/doc/salome/tui/doxyfile.in
index 5bed1cc7b..91e1957bf 100755
--- a/doc/salome/tui/doxyfile.in
+++ b/doc/salome/tui/doxyfile.in
@@ -149,7 +149,7 @@ HHC_LOCATION           =
 GENERATE_CHI           = NO
 BINARY_TOC             = NO
 TOC_EXPAND             = NO
-DISABLE_INDEX          = YES
+DISABLE_INDEX          = NO
 ENUM_VALUES_PER_LINE   = 4
 GENERATE_TREEVIEW      = NO
 TREEVIEW_WIDTH         = 250