diff --git a/src/Aspire.Hosting/MongoDB/MongoDBBuilderExtensions.cs b/src/Aspire.Hosting/MongoDB/MongoDBBuilderExtensions.cs
index 2a3e80594f..26fe42acd2 100644
--- a/src/Aspire.Hosting/MongoDB/MongoDBBuilderExtensions.cs
+++ b/src/Aspire.Hosting/MongoDB/MongoDBBuilderExtensions.cs
@@ -60,7 +60,7 @@ public static IResourceBuilder<MongoDBServerResource> AddMongoDB(
     /// <param name="builder">The MongoDB server resource builder.</param>
     /// <param name="name">The name of the resource. This name will be used as the connection string name when referenced in a dependency.</param>
     /// <returns>A reference to the <see cref="IResourceBuilder{T}"/>.</returns>
-    public static IResourceBuilder<MongoDBDatabaseResource> AddDatabase(this IResourceBuilder<MongoDBContainerResource> builder, string name)
+    public static IResourceBuilder<MongoDBDatabaseResource> AddDatabase(this IResourceBuilder<IMongoDBParentResource> builder, string name)
     {
         var mongoDBDatabase = new MongoDBDatabaseResource(name, builder.Resource);