diff --git a/pm/models/thresholdprofile.py b/pm/models/thresholdprofile.py
index 93eb5fb4c3b2e7ffdfa9217bf270bf647544858b..8a99804bdd03e01dfe55953c9ea5695cac11c797 100644
--- a/pm/models/thresholdprofile.py
+++ b/pm/models/thresholdprofile.py
@@ -184,12 +184,12 @@ class ThresholdProfile(Document):
                 "$collection": self._meta["json_collection"],
                 "uuid": str(self.uuid),
                 "description": self.description,
-                "umbrella_filter_handler": str(self.umbrella_filter_handler.id),
+                "umbrella_filter_handler__handler": self.umbrella_filter_handler.handler,
                 "window_type": self.window_type,
                 "window": self.window,
                 "window_function": self.window_function,
                 "window_config": self.window_config,
-                "value_handler": str(self.value_handler.id),
+                "value_handler__handler": self.value_handler.handler,
                 "thresholds": [thrh.to_json() for thrh in self.thresholds],
             },
             order=["name", "uuid", "thresholds"],