diff --git a/dbus/dbuspassive.cpp b/dbus/dbuspassive.cpp
index d53e59e..6ca6249 100644
--- a/dbus/dbuspassive.cpp
+++ b/dbus/dbuspassive.cpp
@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+#include "config.h"
 
 #include "dbuspassive.hpp"