diff --git a/libnm-glib/nm-remote-settings-system.h b/libnm-glib/nm-remote-settings-system.h
index 09d76dfee..aeb1188a8 100644
--- a/libnm-glib/nm-remote-settings-system.h
+++ b/libnm-glib/nm-remote-settings-system.h
@@ -28,6 +28,7 @@
 #include <dbus/dbus-glib.h>
 
 #include "nm-remote-settings.h"
+#include "nm-settings-system-interface.h"
 
 G_BEGIN_DECLS