diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7dca2d25..b845e5bc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+### 1.16.1
+
+- **Update**: `DateFormattersReusePool` and  `ISO8601DateFormattersReusePool` are now thread safe.
+
 ### 1.16.0
 
 - **Add**: `TIMapUtils`, `TIAppleMapUtils`, `TIGoogleMapUtils` and `TIYandexMapUtils` modules for map items clustering and interacting with them.
diff --git a/LeadKit.podspec b/LeadKit.podspec
index e7b810d6..6fd5d5de 100644
--- a/LeadKit.podspec
+++ b/LeadKit.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name            = "LeadKit"
-  s.version         = "1.16.0"
+  s.version         = "1.16.1"
   s.summary         = "iOS framework with a bunch of tools for rapid development"
   s.homepage        = "https://github.com/TouchInstinct/LeadKit"
   s.license         = "Apache License, Version 2.0"
diff --git a/TIAppleMapUtils/TIAppleMapUtils.podspec b/TIAppleMapUtils/TIAppleMapUtils.podspec
index 0cee5f8d..e21fb50e 100644
--- a/TIAppleMapUtils/TIAppleMapUtils.podspec
+++ b/TIAppleMapUtils/TIAppleMapUtils.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TIAppleMapUtils'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Set of helpers for map objects clustering and interacting using Apple MapKit.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TIFoundationUtils/DateFormatting/Sources/DateFormattersReusePool.swift b/TIFoundationUtils/DateFormatting/Sources/DateFormattersReusePool.swift
index 7dfa34ba..fde4cf8c 100644
--- a/TIFoundationUtils/DateFormatting/Sources/DateFormattersReusePool.swift
+++ b/TIFoundationUtils/DateFormatting/Sources/DateFormattersReusePool.swift
@@ -28,7 +28,7 @@ import Foundation
 // than to create and dispose of multiple instances.
 // (https://developer.apple.com/library/archive/documentation/Cocoa/Conceptual/DataFormatting/Articles/dfDateFormatting10_4.html#//apple_ref/doc/uid/TP40002369-SW10)
 open class DateFormattersReusePool {
-    private var pool: [String: DateFormatter] = [:]
+    private var pool: ThreadSafeDictionary<String, DateFormatter> = [:]
 
     private let presetLocale: Locale?
     private let presetTimeZone: TimeZone?
diff --git a/TIFoundationUtils/DateFormatting/Sources/ISO8601DateFormattersReusePool.swift b/TIFoundationUtils/DateFormatting/Sources/ISO8601DateFormattersReusePool.swift
index ad1f2333..eb7b14a1 100644
--- a/TIFoundationUtils/DateFormatting/Sources/ISO8601DateFormattersReusePool.swift
+++ b/TIFoundationUtils/DateFormatting/Sources/ISO8601DateFormattersReusePool.swift
@@ -23,7 +23,7 @@
 import Foundation
 
 open class ISO8601DateFormattersReusePool {
-    private var pool: [ISO8601DateFormatter.Options: ISO8601DateFormatter] = [:]
+    private var pool: ThreadSafeDictionary<ISO8601DateFormatter.Options, ISO8601DateFormatter> = [:]
 
     private let presetTimeZone: TimeZone?
 
diff --git a/TIFoundationUtils/DateFormatting/Sources/ThreadSafeDictionary.swift b/TIFoundationUtils/DateFormatting/Sources/ThreadSafeDictionary.swift
new file mode 100644
index 00000000..5239a254
--- /dev/null
+++ b/TIFoundationUtils/DateFormatting/Sources/ThreadSafeDictionary.swift
@@ -0,0 +1,54 @@
+import Dispatch
+
+public final class ThreadSafeDictionary<K: Hashable, V>: Collection, ExpressibleByDictionaryLiteral {
+    private var wrappedDict: [K: V]
+    private let concurrentQueue = DispatchQueue(label: "TIFoundationUtils.ThreadSafeDictionary.Queue",
+                                                attributes: .concurrent)
+
+    // MARK: - Collection
+
+    public var startIndex: Dictionary<K, V>.Index {
+        concurrentQueue.sync {
+            self.wrappedDict.startIndex
+        }
+    }
+
+    public var endIndex: Dictionary<K, V>.Index {
+        concurrentQueue.sync {
+            self.wrappedDict.endIndex
+        }
+    }
+
+    // MARK: - ExpressibleByDictionaryLiteral
+
+    public init(dictionaryLiteral elements: (K, V)...) {
+        self.wrappedDict = Dictionary(uniqueKeysWithValues: elements)
+    }
+
+    // MARK: - Collection
+
+    public func index(after i: Dictionary<K, V>.Index) -> Dictionary<K, V>.Index {
+        concurrentQueue.sync {
+            self.wrappedDict.index(after: i)
+        }
+    }
+
+    public subscript(index: Dictionary<K, V>.Index) -> Dictionary<K, V>.Element {
+        concurrentQueue.sync {
+            self.wrappedDict[index]
+        }
+    }
+
+    public subscript(key: K) -> V? {
+        set {
+            concurrentQueue.async(flags: .barrier) {
+                self.wrappedDict[key] = newValue
+            }
+        }
+        get {
+            concurrentQueue.sync {
+                self.wrappedDict[key]
+            }
+        }
+    }
+}
diff --git a/TIFoundationUtils/TIFoundationUtils.podspec b/TIFoundationUtils/TIFoundationUtils.podspec
index 203d5697..8076e24f 100644
--- a/TIFoundationUtils/TIFoundationUtils.podspec
+++ b/TIFoundationUtils/TIFoundationUtils.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TIFoundationUtils'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Set of helpers for Foundation framework classes.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TIGoogleMapUtils/TIGoogleMapUtils.podspec b/TIGoogleMapUtils/TIGoogleMapUtils.podspec
index d00ce801..41277abb 100644
--- a/TIGoogleMapUtils/TIGoogleMapUtils.podspec
+++ b/TIGoogleMapUtils/TIGoogleMapUtils.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TIGoogleMapUtils'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Set of helpers for map objects clustering and interacting using Google Maps SDK.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TIKeychainUtils/TIKeychainUtils.podspec b/TIKeychainUtils/TIKeychainUtils.podspec
index 3a1d9552..2b2d7300 100644
--- a/TIKeychainUtils/TIKeychainUtils.podspec
+++ b/TIKeychainUtils/TIKeychainUtils.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TIKeychainUtils'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Set of helpers for Keychain classes.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TIMapUtils/TIMapUtils.podspec b/TIMapUtils/TIMapUtils.podspec
index d4a63afe..dbc08c2d 100644
--- a/TIMapUtils/TIMapUtils.podspec
+++ b/TIMapUtils/TIMapUtils.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TIMapUtils'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Set of helpers for map objects clustering and interacting.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TIMoyaNetworking/TIMoyaNetworking.podspec b/TIMoyaNetworking/TIMoyaNetworking.podspec
index a25d2abc..c456ab6b 100644
--- a/TIMoyaNetworking/TIMoyaNetworking.podspec
+++ b/TIMoyaNetworking/TIMoyaNetworking.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TIMoyaNetworking'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Moya + Swagger network service.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TINetworking/TINetworking.podspec b/TINetworking/TINetworking.podspec
index 198294bc..fc2cbd93 100644
--- a/TINetworking/TINetworking.podspec
+++ b/TINetworking/TINetworking.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TINetworking'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Swagger-frendly networking layer helpers.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TINetworkingCache/TINetworkingCache.podspec b/TINetworkingCache/TINetworkingCache.podspec
index 6ec81bc0..37942f00 100644
--- a/TINetworkingCache/TINetworkingCache.podspec
+++ b/TINetworkingCache/TINetworkingCache.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TINetworkingCache'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Caching results of EndpointRequests.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TIPagination/TIPagination.podspec b/TIPagination/TIPagination.podspec
index 93ad71e9..024625cc 100644
--- a/TIPagination/TIPagination.podspec
+++ b/TIPagination/TIPagination.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TIPagination'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Generic pagination component.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TISwiftUtils/TISwiftUtils.podspec b/TISwiftUtils/TISwiftUtils.podspec
index d9f3eb30..00514304 100644
--- a/TISwiftUtils/TISwiftUtils.podspec
+++ b/TISwiftUtils/TISwiftUtils.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TISwiftUtils'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Bunch of useful helpers for Swift development.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TITableKitUtils/TITableKitUtils.podspec b/TITableKitUtils/TITableKitUtils.podspec
index 85973248..06336b61 100644
--- a/TITableKitUtils/TITableKitUtils.podspec
+++ b/TITableKitUtils/TITableKitUtils.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TITableKitUtils'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Set of helpers for TableKit classes.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TITransitions/TITransitions.podspec b/TITransitions/TITransitions.podspec
index 3211d723..d40584ca 100644
--- a/TITransitions/TITransitions.podspec
+++ b/TITransitions/TITransitions.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TITransitions'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Set of custom transitions to present controller. '
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TIUIElements/TIUIElements.podspec b/TIUIElements/TIUIElements.podspec
index 03d63acc..1c3036f7 100644
--- a/TIUIElements/TIUIElements.podspec
+++ b/TIUIElements/TIUIElements.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TIUIElements'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Bunch of useful protocols and views.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TIUIKitCore/TIUIKitCore.podspec b/TIUIKitCore/TIUIKitCore.podspec
index cd4dc918..aae3be22 100644
--- a/TIUIKitCore/TIUIKitCore.podspec
+++ b/TIUIKitCore/TIUIKitCore.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TIUIKitCore'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Core UI elements: protocols, views and helpers.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TIYandexMapUtils/TIYandexMapUtils.podspec b/TIYandexMapUtils/TIYandexMapUtils.podspec
index e1b64a7b..aa00a07d 100644
--- a/TIYandexMapUtils/TIYandexMapUtils.podspec
+++ b/TIYandexMapUtils/TIYandexMapUtils.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'TIYandexMapUtils'
-  s.version          = '1.16.0'
+  s.version          = '1.16.1'
   s.summary          = 'Set of helpers for map objects clustering and interacting using Yandex Maps SDK.'
   s.homepage         = 'https://github.com/TouchInstinct/LeadKit/tree/' + s.version.to_s + '/' + s.name
   s.license          = { :type => 'MIT', :file => 'LICENSE' }