diff --git a/JSONAPI.playground/Pages/Full Client & Server Example.xcplaygroundpage/Contents.swift b/JSONAPI.playground/Pages/Full Client & Server Example.xcplaygroundpage/Contents.swift
index abf3668..27ef739 100644
--- a/JSONAPI.playground/Pages/Full Client & Server Example.xcplaygroundpage/Contents.swift	
+++ b/JSONAPI.playground/Pages/Full Client & Server Example.xcplaygroundpage/Contents.swift	
@@ -1,5 +1,6 @@
 import Foundation
 import JSONAPI
+import Poly
 
 // MARK: - Preamble (setup)
 
diff --git a/JSONAPI.playground/Pages/OpenAPI Documentation.xcplaygroundpage/Contents.swift b/JSONAPI.playground/Pages/OpenAPI Documentation.xcplaygroundpage/Contents.swift
index 01cff69..a0691d7 100644
--- a/JSONAPI.playground/Pages/OpenAPI Documentation.xcplaygroundpage/Contents.swift	
+++ b/JSONAPI.playground/Pages/OpenAPI Documentation.xcplaygroundpage/Contents.swift	
@@ -15,14 +15,14 @@ print("====")
 print(personSchemaData.map { String(data: $0, encoding: .utf8)! } ?? "Schema Construction Failed")
 print("====")
 
-let dogDocumentSchemaData = try? encoder.encode(SingleDogDocument.openAPINodeWithExample())
+let dogDocumentSchemaData = try? encoder.encode(SingleDogDocument.openAPINodeWithExample(using: encoder))
 
 print("Dog Document Schema")
 print("====")
 print(dogDocumentSchemaData.map { String(data: $0, encoding: .utf8)! } ?? "Schema Construction Failed")
 print("====")
 
-let batchPersonSchemaData = try? encoder.encode(BatchPeopleDocument.openAPINodeWithExample())
+let batchPersonSchemaData = try? encoder.encode(BatchPeopleDocument.openAPINodeWithExample(using: encoder))
 
 print("Batch Person Document Schema")
 print("====")