diff --git a/tools/make-directive-index.py b/tools/make-directive-index.py
index 1b287997fa..f9203ddd1a 100755
--- a/tools/make-directive-index.py
+++ b/tools/make-directive-index.py
@@ -21,7 +21,7 @@
 import sys
 import collections
 import re
-from xml_helper import *
+from xml_helper import xml_parse, xml_print, tree
 from copy import deepcopy
 
 TEMPLATE = '''\
diff --git a/tools/make-man-index.py b/tools/make-man-index.py
index abc33e7394..0618e2e677 100755
--- a/tools/make-man-index.py
+++ b/tools/make-man-index.py
@@ -22,7 +22,7 @@
 import collections
 import sys
 import re
-from xml_helper import *
+from xml_helper import xml_parse, xml_print, tree
 
 MDASH = ' — ' if sys.version_info.major >= 3 else ' -- '
 
diff --git a/tools/make-man-rules.py b/tools/make-man-rules.py
index da94d3eabe..e0f18d6fbe 100755
--- a/tools/make-man-rules.py
+++ b/tools/make-man-rules.py
@@ -23,7 +23,7 @@ import collections
 import sys
 import os.path
 import pprint
-from xml_helper import *
+from xml_helper import xml_parse
 
 def man(page, number):
     return '{}.{}'.format(page, number)