diff --git a/python-python-dbusmock.changes b/python-python-dbusmock.changes
index 3e21fc7..5bdf079 100644
--- a/python-python-dbusmock.changes
+++ b/python-python-dbusmock.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Tue Feb  4 08:18:20 UTC 2020 - Dominique Leuenberger <dimstar@opensuse.org>
+
+- Require python-dbus-python: dbusmock can't work without this
+  module.
+
 -------------------------------------------------------------------
 Mon Oct 21 09:50:55 UTC 2019 - Tomáš Chvátal <tchvatal@suse.com>
 
diff --git a/python-python-dbusmock.spec b/python-python-dbusmock.spec
index 60b9363..173a283 100644
--- a/python-python-dbusmock.spec
+++ b/python-python-dbusmock.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-python-dbusmock
 #
-# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2020 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -33,6 +33,7 @@ BuildRequires:  python-rpm-macros
 BuildRequires:  pkgconfig(gobject-introspection-1.0)
 Requires:       dbus-1-python
 Requires:       dbus-1-x11
+Requires:       python-dbus-python
 Requires:       python-gobject
 Provides:       python-dbusmock = %{version}
 BuildArch:      noarch