diff --git a/driver-sync/src/commonMain/kotlin/FilteredCollection.kt b/driver-sync/src/commonMain/kotlin/FilteredCollection.kt
--- a/driver-sync/src/commonMain/kotlin/FilteredCollection.kt
+++ b/driver-sync/src/commonMain/kotlin/FilteredCollection.kt
@@ -16,6 +16,7 @@
 
 package opensavvy.ktmongo.sync
 
+import opensavvy.ktmongo.bson.types.ObjectId
 import opensavvy.ktmongo.dsl.BsonContext
 import opensavvy.ktmongo.dsl.LowLevelApi
 import opensavvy.ktmongo.dsl.command.*
@@ -259,6 +260,9 @@
 
 		return "$upstream.filter $filter"
 	}
+
+	override fun newId(): ObjectId =
+		upstream.newId()
 }
 
 /**
diff --git a/driver-sync/src/commonMain/kotlin/MongoCollection.kt b/driver-sync/src/commonMain/kotlin/MongoCollection.kt
--- a/driver-sync/src/commonMain/kotlin/MongoCollection.kt
+++ b/driver-sync/src/commonMain/kotlin/MongoCollection.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2024-2025, OpenSavvy and contributors.
+ * Copyright (c) 2024-2026, OpenSavvy and contributors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,6 +16,7 @@
 
 package opensavvy.ktmongo.sync
 
+import opensavvy.ktmongo.bson.types.ObjectIdGenerator
 import opensavvy.ktmongo.sync.operations.*
 
 /**
@@ -44,6 +45,7 @@
  * - [Official documentation](https://www.mongodb.com/docs/manual/tutorial/query-documents)
  */
 interface MongoCollection<Document : Any> :
+	ObjectIdGenerator,
 	FindOperations<Document>,
 	CountOperations<Document>,
 	UpdateOperations<Document>,
diff --git a/driver-sync/src/jvmMain/kotlin/JvmMongoCollection.kt b/driver-sync/src/jvmMain/kotlin/JvmMongoCollection.kt
--- a/driver-sync/src/jvmMain/kotlin/JvmMongoCollection.kt
+++ b/driver-sync/src/jvmMain/kotlin/JvmMongoCollection.kt
@@ -22,6 +22,7 @@
 import opensavvy.ktmongo.bson.BsonValueReader
 import opensavvy.ktmongo.bson.official.JvmBsonFactory
 import opensavvy.ktmongo.bson.official.types.Jvm
+import opensavvy.ktmongo.bson.types.ObjectId
 import opensavvy.ktmongo.bson.types.ObjectIdGenerator
 import opensavvy.ktmongo.dsl.LowLevelApi
 import opensavvy.ktmongo.dsl.aggregation.PipelineChainLink
@@ -71,6 +72,10 @@
 
 	@OptIn(LowLevelApi::class)
 	private val inner = inner.withCodecRegistry(context.codecRegistry)
+
+	@OptIn(LowLevelApi::class)
+	override fun newId(): ObjectId =
+		context.newId()
 
 	// region Find