diff --git a/types/rosie/index.d.ts b/types/rosie/index.d.ts
index 6651a7248c..d8cb96a231 100644
--- a/types/rosie/index.d.ts
+++ b/types/rosie/index.d.ts
@@ -210,9 +210,9 @@ declare namespace rosie {
      * @param {object=} options
      * @return {*}
      */
-    build(attributes: { [k in keyof T]?: T[k] }, options?: any): T;
+    build(attributes?: { [k in keyof T]?: T[k] }, options?: any): T;
 
-    buildList(size: number, attributes: { [k in keyof T]?: T[k] }, options: any): T[];
+    buildList(size: number, attributes?: { [k in keyof T]?: T[k] }, options?: any): T[];
 
     /**
      * Extends a given factory by copying over its attributes, options,
diff --git a/types/rosie/rosie-tests.ts b/types/rosie/rosie-tests.ts
index 9ed4efa468..e44b05b255 100644
--- a/types/rosie/rosie-tests.ts
+++ b/types/rosie/rosie-tests.ts
@@ -44,6 +44,14 @@ interface Person {
 
 const personFactory = Factory.define<Person>('Person').attr('firstName', 'John').sequence('id');
 
+// Building does not require the first (attributes) and second (options) arguments
+personFactory.build();
+personFactory.buildList(3);
+
+// Building with attributes does not require the second (options) argument
+personFactory.build({ firstName: "John" });
+personFactory.buildList(3, { firstName: "John" });
+
 // It will automatically type up to five dependencies
 personFactory.attr('fullName', ['firstName'], firstName => firstName);
 personFactory.attr('fullName', ['firstName', 'lastName'], (firstName, lastName) => lastName);