@@ -17,10 +17,14 @@
  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
 
 #include <assert.h>
 
 #import "XMPPRoster.h"
 #import "XMPPRosterItem.h"