diff --git a/Podfile.lock b/Podfile.lock
index b47edf50..fdf2ad7a 100644
--- a/Podfile.lock
+++ b/Podfile.lock
@@ -1,17 +1,11 @@
 PODS:
   - DATASource (6.0.1)
   - DATAStack (6.0.1)
-  - DateParser (0.1.1)
   - JSON (5.0.0)
-  - NSEntityDescription-SYNCPrimaryKey (1.2.8):
-    - NSString-HYPNetworking (~> 1.0.6)
-  - NSManagedObject-HYPPropertyMapper (4.1.3):
-    - DateParser (~> 0.1.1)
-    - NSEntityDescription-SYNCPrimaryKey (~> 1.2.8)
-  - NSString-HYPNetworking (1.0.6)
-  - Sync (2.1.6):
+  - NSManagedObject-HYPPropertyMapper (4.1.4)
+  - Sync (2.2.0):
     - DATAStack (~> 6.0.1)
-    - NSManagedObject-HYPPropertyMapper (~> 4.1.3)
+    - NSManagedObject-HYPPropertyMapper (~> 4.1.4)
 
 DEPENDENCIES:
   - DATASource (~> 6)
@@ -25,12 +19,9 @@ EXTERNAL SOURCES:
 SPEC CHECKSUMS:
   DATASource: 4038d08f9d7d4fcad81c153f9612ff7eb1789b17
   DATAStack: 4138a30db76d535d04f9130847ac59748c6c16aa
-  DateParser: 17a256f651c5dd754b83aca6ef5827d796a5f292
   JSON: 93622160a062588b4cd3497b77ccd777f1fd0587
-  NSEntityDescription-SYNCPrimaryKey: 6e0ca0958f7e05a15e2ed9317e5afeb75af6c782
-  NSManagedObject-HYPPropertyMapper: b054e2b9c8be5bb24a7f6f1729395cdb5903171c
-  NSString-HYPNetworking: 97eb879c5c43663dde06f89e01e8e1551a3f5bb7
-  Sync: b0753a37123b743d39cf3939e0b6336b8725793f
+  NSManagedObject-HYPPropertyMapper: 0502d7a0dcb8c0c8112757b80e6318a1baf9c486
+  Sync: 3be1ae6ae93685770d56b437a224e859989a14d6
 
 PODFILE CHECKSUM: 2f66666173c7e212ebe798fd96713dc28117babd
 
diff --git a/Source/Sync/NSArray+Sync.swift b/Source/Sync/NSArray+Sync.swift
index 2e07b86f..60bb9cae 100644
--- a/Source/Sync/NSArray+Sync.swift
+++ b/Source/Sync/NSArray+Sync.swift
@@ -25,9 +25,8 @@ public extension NSArray {
 
                 guard let filteredArray = (objectChanges as NSArray).filtered(using: predicate) as? [NSManagedObject] else { fatalError("Couldn't cast filteredArray as [NSManagedObject]: \(objectChanges), predicate: \(predicate)") }
                 for filteredObject in filteredArray  {
-                    if let change = filteredObject.hyp_dictionary(using: .array) as? [String : Any] {
-                        filteredChanges.append(change)
-                    }
+                    let change = filteredObject.hyp_dictionary(using: .array)
+                    filteredChanges.append(change)
                 }
             }
         }
diff --git a/Source/Sync/NSManagedObject+Sync.swift b/Source/Sync/NSManagedObject+Sync.swift
index 4d6f2c57..e36c7ecd 100644
--- a/Source/Sync/NSManagedObject+Sync.swift
+++ b/Source/Sync/NSManagedObject+Sync.swift
@@ -1,7 +1,6 @@
 import CoreData
-import NSEntityDescription_SYNCPrimaryKey
 import DATAStack
-import NSString_HYPNetworking
+import NSManagedObject_HYPPropertyMapper
 
 public extension NSManagedObject {
     /**
diff --git a/Source/Sync/NSManagedObjectContext+Sync.swift b/Source/Sync/NSManagedObjectContext+Sync.swift
index 87cb4939..825de29a 100644
--- a/Source/Sync/NSManagedObjectContext+Sync.swift
+++ b/Source/Sync/NSManagedObjectContext+Sync.swift
@@ -1,6 +1,4 @@
 import CoreData
-import NSEntityDescription_SYNCPrimaryKey
-import NSString_HYPNetworking
 
 public extension NSManagedObjectContext {
     /**
diff --git a/Source/Sync/Sync.swift b/Source/Sync/Sync.swift
index e63dd0a9..71c1af4a 100644
--- a/Source/Sync/Sync.swift
+++ b/Source/Sync/Sync.swift
@@ -1,5 +1,4 @@
 import CoreData
-import NSEntityDescription_SYNCPrimaryKey
 import NSManagedObject_HYPPropertyMapper
 import DATAStack
 
diff --git a/Sync.podspec b/Sync.podspec
index d00787dc..10e28cd1 100755
--- a/Sync.podspec
+++ b/Sync.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
 s.name             = "Sync"
-s.version          = "2.1.6"
+s.version          = "2.2.0"
 s.summary          = "Modern Swift JSON synchronization to Core Data"
 s.description      = <<-DESC
 **Sync** eases your everyday job of parsing a `JSON` response and getting it into Core Data. It uses a convention-over-configuration paradigm to facilitate your workflow.
@@ -29,5 +29,5 @@ s.source_files = 'Source/**/*'
 s.frameworks = 'Foundation', 'CoreData'
 
 s.dependency 'DATAStack', '~> 6.0.1'
-s.dependency 'NSManagedObject-HYPPropertyMapper', '~> 4.1.3'
+s.dependency 'NSManagedObject-HYPPropertyMapper', '~> 4.1.4'
 end