diff --git a/range_math.gemspec b/range_math.gemspec
index 8d5f473..4b2fb77 100644
--- a/range_math.gemspec
+++ b/range_math.gemspec
@@ -5,7 +5,7 @@
 
 Gem::Specification.new do |s|
   s.name = "range_math"
-  s.version = "0.1.0"
+  s.version = "0.2.0"
 
   s.required_rubygems_version = Gem::Requirement.new(">= 0") if s.respond_to? :required_rubygems_version=
   s.authors = ["muflax"]
@@ -25,6 +25,7 @@ Gem::Specification.new do |s|
     "Rakefile",
     "VERSION",
     "lib/range_math.rb",
+    "range_math.gemspec",
     "test/helper.rb",
     "test/test_range_math.rb"
   ]