diff --git a/libvirt-glib.spec b/libvirt-glib.spec
index 604601d..f9115e2 100644
--- a/libvirt-glib.spec
+++ b/libvirt-glib.spec
@@ -15,6 +15,7 @@ BuildRequires: gobject-introspection-devel
 BuildRequires: libxml2-devel
 BuildRequires: vala-tools
 BuildRequires: gettext
+BuildRequires: gtk-doc
 
 %package devel
 Summary: libvirt glib integration for events development files