diff --git a/grails-datastore-gorm-mongodb/src/main/groovy/org/grails/datastore/mapping/mongo/engine/codecs/PersistentEntityCodec.groovy b/grails-datastore-gorm-mongodb/src/main/groovy/org/grails/datastore/mapping/mongo/engine/codecs/PersistentEntityCodec.groovy
index 8a63a452..ce294b15 100644
--- a/grails-datastore-gorm-mongodb/src/main/groovy/org/grails/datastore/mapping/mongo/engine/codecs/PersistentEntityCodec.groovy
+++ b/grails-datastore-gorm-mongodb/src/main/groovy/org/grails/datastore/mapping/mongo/engine/codecs/PersistentEntityCodec.groovy
@@ -436,7 +436,7 @@ class PersistentEntityCodec extends BsonPersistentEntityCodec {
             v.markDirty()
         }
 
-        def embeddedUpdate = encodeUpdate(v)
+        def embeddedUpdate = encodeUpdate(v, createEntityAccess(v), DEFAULT_ENCODER_CONTEXT, true)
         def embeddedSets = embeddedUpdate.get(MONGO_SET_OPERATOR)
         if(embeddedSets != null) {