diff --git a/Rakefile b/Rakefile
index 1e6fbae..3f1c523 100644
--- a/Rakefile
+++ b/Rakefile
@@ -3,9 +3,10 @@ require 'rake/gempackagetask'
 require 'rubygems/specification'
 require 'date'
 require 'spec/rake/spectask'
+require 'lib/validates_timeliness/version'
 
 GEM = "validates_timeliness"
-GEM_VERSION = "2.1.0"
+GEM_VERSION = ValidatesTimeliness::VERSION
 AUTHOR = "Adam Meehan"
 EMAIL = "adam.meehan@gmail.com"
 HOMEPAGE = "http://github.com/adzap/validates_timeliness"
diff --git a/lib/validates_timeliness/version.rb b/lib/validates_timeliness/version.rb
new file mode 100644
index 0000000..31650f8
--- /dev/null
+++ b/lib/validates_timeliness/version.rb
@@ -0,0 +1,3 @@
+module ValidatesTimeliness
+  VERSION = "2.2.0"
+end