diff --git a/dbus/dbus-binding-tool-glib.c b/dbus/dbus-binding-tool-glib.c
index 1386e3f..1c7af93 100644
--- a/dbus/dbus-binding-tool-glib.c
+++ b/dbus/dbus-binding-tool-glib.c
@@ -1405,7 +1405,7 @@ write_async_method_client (GIOChannel *c
   if (!write_printf_to_iochannel ("%s_async_callback (DBusGProxy *proxy, DBusGProxyCall *call, void *user_data)\n", channel, error, method_name))
     goto io_lose;
   WRITE_OR_LOSE ("{\n");
-  WRITE_OR_LOSE ("  DBusGAsyncData *data = user_data;\n  GError *error = NULL;\n");
+  WRITE_OR_LOSE ("  DBusGAsyncData *data = (GDBusGAsyncData *) user_data;\n  GError *error = NULL;\n");
   if (!write_formal_declarations_for_direction (interface, method, channel, ARG_OUT, error))
     goto io_lose;
   /* TODO: handle return boolean of end_call */
diff --git a/doc/reference/Makefile.am b/doc/reference/Makefile.am
diff --git a/doc/reference/dbus-binding-tool.xml b/doc/reference/dbus-binding-tool.xml
diff --git a/doc/reference/dbus-glib-docs.sgml b/doc/reference/dbus-glib-docs.sgml
diff --git a/doc/reference/dbus-glib-overrides.txt b/doc/reference/dbus-glib-overrides.txt
diff --git a/doc/reference/dbus-glib-sections.txt b/doc/reference/dbus-glib-sections.txt
diff --git a/doc/reference/dbus-glib-undocumented.txt b/doc/reference/dbus-glib-undocumented.txt
diff --git a/doc/reference/version.xml.in b/doc/reference/version.xml.in
diff --git a/m4/gtk-doc.m4 b/m4/gtk-doc.m4