diff --git a/package/ulogd/ulogd.mk b/package/ulogd/ulogd.mk
index 7730198047..363b8c818e 100644
--- a/package/ulogd/ulogd.mk
+++ b/package/ulogd/ulogd.mk
@@ -29,4 +29,11 @@ else
 ULOGD_CONF_OPTS += --with-mysql=no --without-sqlite
 endif
 
+ifeq ($(BR2_PACKAGE_JANSSON),y)
+ULOGD_CONF_OPTS += --with-jansson
+ULOGD_DEPENDENCIES += jansson
+else
+ULOGD_CONF_OPTS += --without-jansson
+endif
+
 $(eval $(autotools-package))