--- a/prelude-manager.conf.in
+++ b/prelude-manager.conf.in
@@ -361,7 +361,7 @@
 # (same source, target and classification combination) every 2 minutes
 # to reporting plugins (eg. to the database).
 [thresholding]
-path = alert.classification.text, alert.source.node.address.address, alert.target.node.address.address
+path = alert.classification.text, alert.source(0).node.address(0).address, alert.target(0).node.address(0).address
 limit = 120
 count = 100
 hook = reporting