diff --git a/python-dbusmock.spec b/python-dbusmock.spec
index 2fe9c90..21b7fc0 100644
--- a/python-dbusmock.spec
+++ b/python-dbusmock.spec
@@ -14,6 +14,7 @@ BuildRequires:    python3-dbus
 BuildRequires:    python3-devel
 BuildRequires:    python3-setuptools
 BuildRequires:    python3-nose
+BuildRequires:    python3-gobject
 BuildRequires:    dbus-x11
 BuildRequires:    upower