diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0563b14..fa4fcbd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -237,4 +237,9 @@ Dartfmt
 
 ## [0.22.3]
 
-Fix for #159
\ No newline at end of file
+Fix for #159
+
+## [0.22.4]
+
+Fix for #167
+Dependencies upgrade
\ No newline at end of file
diff --git a/example/ios/Flutter/flutter_export_environment.sh b/example/ios/Flutter/flutter_export_environment.sh
deleted file mode 100755
index 53ed397..0000000
--- a/example/ios/Flutter/flutter_export_environment.sh
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/bin/sh
-# This is a generated file; do not edit or check into version control.
-export "FLUTTER_ROOT=D:\flutter"
-export "FLUTTER_APPLICATION_PATH=C:\Users\castr\Desktop\cont\flutter_i18n\example"
-export "COCOAPODS_PARALLEL_CODE_SIGN=true"
-export "FLUTTER_TARGET=lib\main.dart"
-export "FLUTTER_BUILD_DIR=build"
-export "SYMROOT=${SOURCE_ROOT}/../build\ios"
-export "FLUTTER_BUILD_NAME=1.0.0"
-export "FLUTTER_BUILD_NUMBER=1"
-export "DART_OBFUSCATION=false"
-export "TRACK_WIDGET_CREATION=false"
-export "TREE_SHAKE_ICONS=false"
-export "PACKAGE_CONFIG=.packages"
diff --git a/example/pubspec.lock b/example/pubspec.lock
index 9bfff95..d113df8 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -7,35 +7,35 @@ packages:
       name: _fe_analyzer_shared
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "22.0.0"
+    version: "14.0.0"
   analyzer:
     dependency: transitive
     description:
       name: analyzer
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.7.1"
+    version: "0.41.2"
   archive:
     dependency: transitive
     description:
       name: archive
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.1.2"
+    version: "2.0.13"
   args:
     dependency: transitive
     description:
       name: args
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0"
+    version: "1.6.0"
   async:
     dependency: transitive
     description:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.6.1"
+    version: "2.5.0"
   boolean_selector:
     dependency: transitive
     description:
@@ -84,21 +84,21 @@ packages:
       name: convert
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.0"
+    version: "2.1.1"
   coverage:
     dependency: transitive
     description:
       name: coverage
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.3"
+    version: "0.15.2"
   crypto:
     dependency: transitive
     description:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.1"
+    version: "2.1.5"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -126,7 +126,7 @@ packages:
       name: file
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "6.1.0"
+    version: "6.0.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -254,14 +254,14 @@ packages:
       name: node_preamble
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.0"
+    version: "1.4.13"
   package_config:
     dependency: transitive
     description:
       name: package_config
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.0"
+    version: "1.9.3"
   path:
     dependency: transitive
     description:
@@ -345,7 +345,7 @@ packages:
       name: process
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "4.2.1"
+    version: "4.0.0"
   pub_semver:
     dependency: transitive
     description:
@@ -366,21 +366,21 @@ packages:
       name: shelf_packages_handler
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.0"
+    version: "2.0.1"
   shelf_static:
     dependency: transitive
     description:
       name: shelf_static
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.0"
+    version: "0.2.9+2"
   shelf_web_socket:
     dependency: transitive
     description:
       name: shelf_web_socket
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.0"
+    version: "0.2.4+1"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -406,7 +406,7 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.1"
+    version: "1.8.0"
   stack_trace:
     dependency: transitive
     description:
@@ -434,7 +434,7 @@ packages:
       name: sync_http
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.0"
+    version: "0.2.0"
   term_glyph:
     dependency: transitive
     description:
@@ -448,21 +448,21 @@ packages:
       name: test
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.16.8"
+    version: "1.16.5"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.0"
+    version: "0.2.19"
   test_core:
     dependency: transitive
     description:
       name: test_core
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.19"
+    version: "0.3.15"
   typed_data:
     dependency: transitive
     description:
@@ -483,7 +483,7 @@ packages:
       name: vm_service
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "6.2.0"
+    version: "5.5.0"
   watcher:
     dependency: transitive
     description:
@@ -497,14 +497,14 @@ packages:
       name: web_socket_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0"
+    version: "1.2.0"
   webdriver:
     dependency: transitive
     description:
       name: webdriver
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.0"
+    version: "2.1.2"
   webkit_inspection_protocol:
     dependency: transitive
     description:
diff --git a/pubspec.lock b/pubspec.lock
index f20f093..6785c82 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -7,7 +7,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.6.1"
+    version: "2.5.0"
   boolean_selector:
     dependency: transitive
     description:
@@ -111,7 +111,7 @@ packages:
       name: pedantic
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.11.0"
+    version: "1.11.1"
   petitparser:
     dependency: transitive
     description:
@@ -130,7 +130,7 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.1"
+    version: "1.8.0"
   stack_trace:
     dependency: transitive
     description:
@@ -165,7 +165,7 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.0"
+    version: "0.2.19"
   typed_data:
     dependency: transitive
     description:
@@ -193,7 +193,7 @@ packages:
       name: xml2json
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "5.0.0"
+    version: "5.3.1"
   yaml:
     dependency: "direct main"
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index d98630d..a1818c5 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_i18n
 description: i18n made easy for Flutter. With flutter_i18n you can make your app international, using just a simple .json file!
-version: 0.22.3
+version: 0.22.4
 homepage: https://github.com/ilteoood/flutter_i18n
 issue_tracker: https://github.com/ilteoood/flutter_i18n/issues
 
@@ -13,13 +13,13 @@ dependencies:
     sdk: flutter
   intl: ^0.17.0
   yaml: ^3.1.0
-  xml2json: ^5.0.0
+  xml2json: ^5.3.1
   path: ^1.8.0
 
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  pedantic: ^1.9.0
+  pedantic: ^1.11.1
 
 environment:
   sdk: '>=2.12.0 <3.0.0'