diff --git a/orca.spec b/orca.spec
index 74c6c20..5c94571 100644
--- a/orca.spec
+++ b/orca.spec
@@ -29,7 +29,9 @@ BuildRequires:  gettext
 BuildRequires:  intltool
 BuildRequires:  gnome-python2-devel
 BuildRequires:  gnome-python2-libwnck
+BuildRequires:  pygobject3-devel
 BuildRequires:  pyatspi
+BuildRequires:  at-spi2-core-devel
 BuildRequires:  dbus-python
 BuildRequires:  gnome-doc-utils
 BuildRequires:  liblouis-python