diff --git a/CHANGELOG.md b/CHANGELOG.md
index b4be37d4..3b6c5a94 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,12 @@
-## 0.11.3 (Next)
+## 0.11.4 (Next)
 
 ### Features
   * Your contribution here.
-  * Add support for Vietnamese language
+
+## 0.11.3 (December 3, 2017)
+
+### Features
+  * Add support for Vietnamese language. \[[#152](https://github.com/kslazarev/numbers_and_words/pull/152)\]
 
 ## 0.11.2 (August 14, 2017)
 
diff --git a/numbers_and_words.gemspec b/numbers_and_words.gemspec
index 0d3e1438..b2f755c6 100644
--- a/numbers_and_words.gemspec
+++ b/numbers_and_words.gemspec
@@ -2,16 +2,16 @@
 # DO NOT EDIT THIS FILE DIRECTLY
 # Instead, edit Jeweler::Tasks in Rakefile, and run 'rake gemspec'
 # -*- encoding: utf-8 -*-
-# stub: numbers_and_words 0.11.2 ruby lib
+# stub: numbers_and_words 0.11.3 ruby lib
 
 Gem::Specification.new do |s|
   s.name = "numbers_and_words".freeze
-  s.version = "0.11.2"
+  s.version = "0.11.3"
 
   s.required_rubygems_version = Gem::Requirement.new(">= 0".freeze) if s.respond_to? :required_rubygems_version=
   s.require_paths = ["lib".freeze]
   s.authors = ["Kirill Lazarev".freeze]
-  s.date = "2017-08-14"
+  s.date = "2017-12-03"
   s.description = "Convert numbers to words using I18N.".freeze
   s.email = "k.s.lazarev@gmail.com".freeze
   s.extra_rdoc_files = [
@@ -49,6 +49,7 @@ Gem::Specification.new do |s|
     "lib/numbers_and_words/i18n/locales/numbers.se.yml",
     "lib/numbers_and_words/i18n/locales/numbers.tr.yml",
     "lib/numbers_and_words/i18n/locales/numbers.ua.yml",
+    "lib/numbers_and_words/i18n/locales/numbers.vi.yml",
     "lib/numbers_and_words/i18n/pluralization.rb",
     "lib/numbers_and_words/i18n/plurals/cs.rb",
     "lib/numbers_and_words/i18n/plurals/fr.rb",
@@ -71,6 +72,7 @@ Gem::Specification.new do |s|
     "lib/numbers_and_words/strategies/array_joiner/languages/pt-BR.rb",
     "lib/numbers_and_words/strategies/array_joiner/languages/ru.rb",
     "lib/numbers_and_words/strategies/array_joiner/languages/ua.rb",
+    "lib/numbers_and_words/strategies/array_joiner/languages/vi.rb",
     "lib/numbers_and_words/strategies/figures_converter.rb",
     "lib/numbers_and_words/strategies/figures_converter/decorators.rb",
     "lib/numbers_and_words/strategies/figures_converter/decorators/base.rb",
@@ -110,6 +112,10 @@ Gem::Specification.new do |s|
     "lib/numbers_and_words/strategies/figures_converter/decorators/ua/base.rb",
     "lib/numbers_and_words/strategies/figures_converter/decorators/ua/fractional.rb",
     "lib/numbers_and_words/strategies/figures_converter/decorators/ua/integral.rb",
+    "lib/numbers_and_words/strategies/figures_converter/decorators/vi.rb",
+    "lib/numbers_and_words/strategies/figures_converter/decorators/vi/base.rb",
+    "lib/numbers_and_words/strategies/figures_converter/decorators/vi/fractional.rb",
+    "lib/numbers_and_words/strategies/figures_converter/decorators/vi/integral.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/base.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/cs.rb",
@@ -121,7 +127,6 @@ Gem::Specification.new do |s|
     "lib/numbers_and_words/strategies/figures_converter/languages/families/base.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/families/cyrillic.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/families/helpers.rb",
-    "lib/numbers_and_words/strategies/figures_converter/languages/families/latin.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/fr.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/hu.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/it.rb",
@@ -135,6 +140,7 @@ Gem::Specification.new do |s|
     "lib/numbers_and_words/strategies/figures_converter/languages/se.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/tr.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/ua.rb",
+    "lib/numbers_and_words/strategies/figures_converter/languages/vi.rb",
     "lib/numbers_and_words/strategies/figures_converter/options.rb",
     "lib/numbers_and_words/strategies/figures_converter/options/cs.rb",
     "lib/numbers_and_words/strategies/figures_converter/options/cs/gender.rb",
@@ -191,6 +197,7 @@ Gem::Specification.new do |s|
     "lib/numbers_and_words/translations/se.rb",
     "lib/numbers_and_words/translations/tr.rb",
     "lib/numbers_and_words/translations/ua.rb",
+    "lib/numbers_and_words/translations/vi.rb",
     "lib/numbers_and_words/version.rb",
     "lib/numbers_and_words/wrappers.rb",
     "lib/numbers_and_words/wrappers/float.rb",
@@ -198,7 +205,7 @@ Gem::Specification.new do |s|
   ]
   s.homepage = "http://github.com/kslazarev/numbers_and_words".freeze
   s.licenses = ["MIT".freeze]
-  s.rubygems_version = "2.6.12".freeze
+  s.rubygems_version = "2.6.13".freeze
   s.summary = "Convert numbers to words using I18N.".freeze
 
   if s.respond_to? :specification_version then