diff --git a/driver-coroutines/src/jvmMain/kotlin/CoroutineMongoCollectionImpl.kt b/driver-coroutines/src/jvmMain/kotlin/CoroutineMongoCollectionImpl.kt
index 1cf05d1f..919bdedf 100644
--- a/driver-coroutines/src/jvmMain/kotlin/CoroutineMongoCollectionImpl.kt
+++ b/driver-coroutines/src/jvmMain/kotlin/CoroutineMongoCollectionImpl.kt
@@ -34,7 +34,7 @@ import kotlin.reflect.KType
 import kotlin.reflect.typeOf
 
 private class CoroutineMongoCollectionImpl<Document : Any>(
-	private val inner: MongoCollection<Document>,
+	inner: MongoCollection<Document>,
 	override val factory: BsonFactory,
 	override val propertyNameStrategy: PropertyNameStrategy,
 	override val objectIdGenerator: ObjectIdGenerator,
@@ -42,6 +42,9 @@ private class CoroutineMongoCollectionImpl<Document : Any>(
 	override val type: KType,
 ) : CoroutineMongoCollection<Document> {
 
+	private val inner = inner
+		.withCodecRegistry(factory.codecRegistry)
+
 	override fun asOfficial(): MongoCollection<Document> =
 		inner