diff --git a/sphinx/apidoc.py b/sphinx/apidoc.py
index af4043336..6006943d9 100644
--- a/sphinx/apidoc.py
+++ b/sphinx/apidoc.py
@@ -110,7 +110,7 @@ def create_modules_toc_file(master_package, modules, opts, name='modules'):
     """
     Create the module's index.
     """
-    text = format_heading(1, '%s Modules' % opts.header)
+    text = format_heading(1, '%s' % opts.header)
     text += '.. toctree::\n'
     text += '   :maxdepth: %s\n\n' % opts.maxdepth