diff --git a/.jazzy.yml b/.jazzy.yml
index f229fcf..2a41187 100644
--- a/.jazzy.yml
+++ b/.jazzy.yml
@@ -2,6 +2,6 @@ module: Guitar
 author: Arthur Ariel Sabintsev
 author_url: http://www.sabintsev.com
 github_url: https://github.com/artsabintsev/guitar
-copyright: "© 2016-2017 [Arthur Ariel Sabintsev](http://www.sabintsev.com)"
+copyright: "© 2017 [Arthur Ariel Sabintsev](http://www.sabintsev.com)"
 clean: true
 podspec: Guitar.podspec
diff --git a/.swift-version b/.swift-version
index 9f55b2c..5186d07 100644
--- a/.swift-version
+++ b/.swift-version
@@ -1 +1 @@
-3.0
+4.0
diff --git a/Guitar.podspec b/Guitar.podspec
index ca9507c..5916795 100644
--- a/Guitar.podspec
+++ b/Guitar.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'Guitar'
-  s.version          = '0.2.0'
+  s.version          = '0.3.0'
   s.summary          = 'A Cross-Platform String and Regular Expression Library Written in Swift.'
 
 description      = <<-DESC