diff --git a/RELEASE_NOTES.rst b/RELEASE_NOTES.rst
index bc27c58e..521499fc 100644
--- a/RELEASE_NOTES.rst
+++ b/RELEASE_NOTES.rst
@@ -9,8 +9,9 @@ Release notes
 * ``autohelp.py``: Improve sanitizer, better support for i18n in
   projects, allow setting of title name for tables.
 * ``autohelp-wrapper``: Smarter handling of the manuals repo and environment
-  setup, add support for the ``create`` subcommand, add support for
-  offline/fast operation.
+  setup, add support for the ``create`` subcommand.
+* ``autohelp-wrapper``: Add support for offline/fast operation.
+* ``autohelp-wrapper``: Add a module blacklisting mechanism.
 * ``diff_branches.py``: Updated output format.
 
 0.18.1
diff --git a/autogenerate_config_docs/autohelp.py b/autogenerate_config_docs/autohelp.py
index 4a5ccea6..1f85ea58 100755
--- a/autogenerate_config_docs/autohelp.py
+++ b/autogenerate_config_docs/autohelp.py
@@ -37,6 +37,11 @@ from hooks import HOOKS  # noqa
 
 EXTENSIONS = ['oslo.messaging', 'oslo.db']
 
+IGNORE = ['trove.guestagent.datastore.postgresql.manager',
+          'trove.guestagent.datastore.postgresql.service.root',
+          'trove.guestagent.datastore.postgresql.service.users',
+          'trove.guestagent.datastore.postgresql.service.database']
+
 BASE_XML = '''<?xml version="1.0" encoding="UTF-8"?>
 <para xmlns="http://docbook.org/ns/docbook"
   version="5.0">
@@ -127,6 +132,8 @@ def import_modules(repo_location, package_name, verbose=0):
                 modname = '.'.join(modname)
                 if modname.endswith('.__init__'):
                     modname = modname[:modname.rfind(".")]
+                if modname in IGNORE:
+                    continue
                 try:
                     module = importlib.import_module(modname)
                     if verbose >= 1: