diff --git a/Package.resolved b/Package.resolved
index 8a582ff..6540547 100644
--- a/Package.resolved
+++ b/Package.resolved
@@ -6,8 +6,8 @@
         "repositoryURL": "https://github.com/mattpolzin/Poly.git",
         "state": {
           "branch": null,
-          "revision": "c108e9e0a2904134719b082f6c18d64406afc6db",
-          "version": "2.6.0"
+          "revision": "fb90ab22a09fe32e8cb152f7dea344df82a59d53",
+          "version": "2.7.0"
         }
       }
     ]
diff --git a/Package.swift b/Package.swift
index e7a0e51..f6a29f7 100644
--- a/Package.swift
+++ b/Package.swift
@@ -17,7 +17,7 @@ let package = Package(
             targets: ["JSONAPITesting"])
     ],
     dependencies: [
-        .package(url: "https://github.com/mattpolzin/Poly.git", .upToNextMajor(from: "2.6.0")),
+        .package(url: "https://github.com/mattpolzin/Poly.git", .upToNextMajor(from: "2.7.0")),
     ],
     targets: [
         .target(
diff --git a/Sources/JSONAPI/Document/Includes.swift b/Sources/JSONAPI/Document/Includes.swift
index 30634ae..9f5b1bd 100644
--- a/Sources/JSONAPI/Document/Includes.swift
+++ b/Sources/JSONAPI/Document/Includes.swift
@@ -222,6 +222,14 @@ extension Includes where I: _Poly13 {
     }
 }
 
+// MARK: - 14 includes
+public typealias Include14 = Poly14
+extension Includes where I: _Poly14 {
+    public subscript(_ lookup: I.N.Type) -> [I.N] {
+        return values.compactMap(\.n)
+    }
+}
+
 // MARK: - DecodingError
 public struct IncludesDecodingError: Swift.Error, Equatable {
     public let error: Swift.Error
diff --git a/Sources/JSONAPI/Resource/Poly+PrimaryResource.swift b/Sources/JSONAPI/Resource/Poly+PrimaryResource.swift
index 0dab925..c341302 100644
--- a/Sources/JSONAPI/Resource/Poly+PrimaryResource.swift
+++ b/Sources/JSONAPI/Resource/Poly+PrimaryResource.swift
@@ -226,3 +226,38 @@ J: CodablePolyWrapped,
 K: CodablePolyWrapped,
 L: CodablePolyWrapped,
 M: CodablePolyWrapped {}
+
+// MARK: - 14 types
+extension Poly14: EncodablePrimaryResource, OptionalEncodablePrimaryResource
+where
+A: EncodablePolyWrapped,
+B: EncodablePolyWrapped,
+C: EncodablePolyWrapped,
+D: EncodablePolyWrapped,
+E: EncodablePolyWrapped,
+F: EncodablePolyWrapped,
+G: EncodablePolyWrapped,
+H: EncodablePolyWrapped,
+I: EncodablePolyWrapped,
+J: EncodablePolyWrapped,
+K: EncodablePolyWrapped,
+L: EncodablePolyWrapped,
+M: EncodablePolyWrapped,
+N: EncodablePolyWrapped {}
+
+extension Poly14: CodablePrimaryResource, OptionalCodablePrimaryResource
+where
+A: CodablePolyWrapped,
+B: CodablePolyWrapped,
+C: CodablePolyWrapped,
+D: CodablePolyWrapped,
+E: CodablePolyWrapped,
+F: CodablePolyWrapped,
+G: CodablePolyWrapped,
+H: CodablePolyWrapped,
+I: CodablePolyWrapped,
+J: CodablePolyWrapped,
+K: CodablePolyWrapped,
+L: CodablePolyWrapped,
+M: CodablePolyWrapped,
+N: CodablePolyWrapped {}
diff --git a/Tests/JSONAPITests/Includes/IncludeTests.swift b/Tests/JSONAPITests/Includes/IncludeTests.swift
index e0a44a4..73b1922 100644
--- a/Tests/JSONAPITests/Includes/IncludeTests.swift
+++ b/Tests/JSONAPITests/Includes/IncludeTests.swift
@@ -266,6 +266,31 @@ class IncludedTests: XCTestCase {
         test_DecodeEncodeEquality(type: Includes<Include13<TestEntity, TestEntity2, TestEntity3, TestEntity4, TestEntity5, TestEntity6, TestEntity7, TestEntity8, TestEntity9, TestEntity10, TestEntity11, TestEntity12, TestEntity13>>.self,
                                   data: thirteen_different_type_includes)
     }
+
+    func test_FourteenDifferentIncludes() {
+        let includes = decoded(type: Includes<Include14<TestEntity, TestEntity2, TestEntity3, TestEntity4, TestEntity5, TestEntity6, TestEntity7, TestEntity8, TestEntity9, TestEntity10, TestEntity11, TestEntity12, TestEntity13, TestEntity14>>.self,
+                               data: fourteen_different_type_includes)
+
+        XCTAssertEqual(includes[TestEntity.self].count, 1)
+        XCTAssertEqual(includes[TestEntity2.self].count, 1)
+        XCTAssertEqual(includes[TestEntity3.self].count, 1)
+        XCTAssertEqual(includes[TestEntity4.self].count, 1)
+        XCTAssertEqual(includes[TestEntity5.self].count, 1)
+        XCTAssertEqual(includes[TestEntity6.self].count, 1)
+        XCTAssertEqual(includes[TestEntity7.self].count, 1)
+        XCTAssertEqual(includes[TestEntity8.self].count, 1)
+        XCTAssertEqual(includes[TestEntity9.self].count, 1)
+        XCTAssertEqual(includes[TestEntity10.self].count, 1)
+        XCTAssertEqual(includes[TestEntity11.self].count, 1)
+        XCTAssertEqual(includes[TestEntity12.self].count, 1)
+        XCTAssertEqual(includes[TestEntity13.self].count, 1)
+        XCTAssertEqual(includes[TestEntity14.self].count, 1)
+    }
+
+    func test_FourteenDifferentIncludes_encode() {
+        test_DecodeEncodeEquality(type: Includes<Include14<TestEntity, TestEntity2, TestEntity3, TestEntity4, TestEntity5, TestEntity6, TestEntity7, TestEntity8, TestEntity9, TestEntity10, TestEntity11, TestEntity12, TestEntity13, TestEntity14>>.self,
+                                  data: fourteen_different_type_includes)
+    }
 }
 
 // MARK: - Appending
@@ -605,4 +630,15 @@ extension IncludedTests {
     }
 
     typealias TestEntity13 = BasicEntity<TestEntityType13>
+
+    enum TestEntityType14: ResourceObjectDescription {
+
+        typealias Attributes = NoAttributes
+
+        public static var jsonType: String { return "test_entity14" }
+
+        typealias Relationships = NoRelationships
+    }
+
+    typealias TestEntity14 = BasicEntity<TestEntityType14>
 }
diff --git a/Tests/JSONAPITests/Includes/stubs/IncludeStubs.swift b/Tests/JSONAPITests/Includes/stubs/IncludeStubs.swift
index 2cfd3fa..7d23d22 100644
--- a/Tests/JSONAPITests/Includes/stubs/IncludeStubs.swift
+++ b/Tests/JSONAPITests/Includes/stubs/IncludeStubs.swift
@@ -877,6 +877,108 @@ let thirteen_different_type_includes = """
 ]
 """.data(using: .utf8)!
 
+let fourteen_different_type_includes = """
+[
+    {
+        "type": "test_entity1",
+        "id": "2DF03B69-4B0A-467F-B52E-B0C9E44FCECF",
+        "attributes": {
+            "foo": "Hello",
+            "bar": 123
+        }
+    },
+    {
+        "type": "test_entity2",
+        "id": "90F03B69-4DF1-467F-B52E-B0C9E44FC333",
+        "attributes": {
+            "foo": "World",
+            "bar": 456
+        },
+        "relationships": {
+            "entity1": {
+                "data": {
+                    "type": "test_entity1",
+                    "id": "2DF03B69-4B0A-467F-B52E-B0C9E44FCECF"
+                }
+            }
+        }
+    },
+    {
+        "type": "test_entity3",
+        "id": "11223B69-4DF1-467F-B52E-B0C9E44FC443",
+        "relationships": {
+            "entity1": {
+                "data": {
+                    "type": "test_entity1",
+                    "id": "2DF03B69-4B0A-467F-B52E-B0C9E44FCECF"
+                }
+            },
+            "entity2": {
+                "data": [
+                    {
+                        "type": "test_entity2",
+                        "id": "90F03B69-4DF1-467F-B52E-B0C9E44FC333"
+                    }
+                ]
+            }
+        }
+    },
+    {
+        "type": "test_entity6",
+        "id": "11113B69-4DF1-467F-B52E-B0C9E44FC444",
+        "relationships": {
+            "entity4": {
+                "data": {
+                    "type": "test_entity4",
+                    "id": "364B3B69-4DF1-467F-B52E-B0C9E44F666E"
+                }
+            }
+        }
+    },
+    {
+        "type": "test_entity5",
+        "id": "A24B3B69-4DF1-467F-B52E-B0C9E44F436A"
+    },
+    {
+        "type": "test_entity4",
+        "id": "364B3B69-4DF1-467F-B52E-B0C9E44F666E"
+    },
+    {
+        "type": "test_entity7",
+        "id": "364B3B69-4DF1-222F-B52E-B0C9E44F666E"
+    },
+    {
+        "type": "test_entity8",
+        "id": "364B3B69-4DF1-222F-B52E-B0C9E44F266F"
+    },
+    {
+        "type": "test_entity9",
+        "id": "364B3B69-4DF1-218F-B52E-B0C9E44F2661"
+    },
+    {
+        "type": "test_entity10",
+        "id": "264B3B69-4DF1-212F-B52E-B0C9E44F2660"
+    },
+    {
+        "type": "test_entity11",
+        "id": "264B3B69-4DF3-212F-B32E-A0C9E44F26C0B"
+    },
+    {
+        "type": "test_entity12",
+        "id": "264B3B69-4DF3-212F-B32E-A0C9E44F26C00"
+    },
+    {
+        "type": "test_entity13",
+        "id": "264B3B69-4DF3-212F-B32E-A0C9E44F26C01"
+    },
+    {
+        "type": "test_entity14",
+        "id": "264B3B69-4DF3-312F-B32E-A0C9E44F26C01"
+    }
+]
+""".data(using: .utf8)!
+
+
 let three_includes_one_missing_attributes = """
 [
     {