diff --git a/Data/CoreDataPersistence/Sources/CoreDataStack.swift b/Data/CoreDataPersistence/Sources/CoreDataStack.swift
index bac73432..5ad4e6f1 100644
--- a/Data/CoreDataPersistence/Sources/CoreDataStack.swift
+++ b/Data/CoreDataPersistence/Sources/CoreDataStack.swift
@@ -35,6 +35,7 @@ public class CoreDataStack {
     public func newBackgroundContext() -> NSManagedObjectContext {
         let context = persistentContainer.newBackgroundContext()
         context.transactionAuthor = appTransactionAuthorName
+        context.mergePolicy = NSMergeByPropertyObjectTrumpMergePolicy
         return context
     }