Document update fails due to JSON-LD deserialization exception

[ledsoft]

The following exception is thrown when attempting to update a document:

cz.cvut.kbss.jsonld.exception.AmbiguousTargetTypeException: Object with types [http://onto.fel.cvut.cz/ontologies/slovník/agendový/popis-dat/pojem/zdroj, http://onto.fel.cvut.cz/ontologies/slovník/agendový/popis-dat/pojem/dokument] matches multiple equivalent target classes: [class cz.cvut.kbss.termit.dto.listing.DocumentDto, class cz.cvut.kbss.termit.model.resource.Document]
	at cz.cvut.kbss.jsonld.deserialization.util.TargetClassResolver.ambiguousTargetType(TargetClassResolver.java:133)
	at cz.cvut.kbss.jsonld.deserialization.util.TargetClassResolver.selectFinalTargetClass(TargetClassResolver.java:105)
	at cz.cvut.kbss.jsonld.deserialization.util.TargetClassResolver.getTargetClass(TargetClassResolver.java:82)
	at cz.cvut.kbss.jsonld.deserialization.expanded.Deserializer.resolveTargetClass(Deserializer.java:51)
	at cz.cvut.kbss.jsonld.deserialization.expanded.ObjectDeserializer.openObject(ObjectDeserializer.java:79)
	at cz.cvut.kbss.jsonld.deserialization.expanded.ObjectDeserializer.processValue(ObjectDeserializer.java:60)
	at cz.cvut.kbss.jsonld.deserialization.expanded.ExpandedJsonLdDeserializer.deserialize(ExpandedJsonLdDeserializer.java:61)
	at cz.cvut.kbss.jsonld.jackson.deserialization.JacksonJsonLdDeserializer.deserialize(JacksonJsonLdDeserializer.java:85)
	at cz.cvut.kbss.jsonld.jackson.deserialization.JacksonJsonLdDeserializer.deserializeWithType(JacksonJsonLdDeserializer.java:120)

Endpoint: rest/resources/document