diff --git a/nbrb_currency.gemspec b/nbrb_currency.gemspec
index d7bf832..2cc9cbf 100644
--- a/nbrb_currency.gemspec
+++ b/nbrb_currency.gemspec
@@ -3,7 +3,7 @@ $:.push File.expand_path("../lib", __FILE__)
 
 Gem::Specification.new do |s|
   s.name        = "nbrb_currency"
-  s.version     = "1.0.0"
+  s.version     = "1.0.1"
   s.platform    = Gem::Platform::RUBY
   s.authors     = ["Aleks Grebennik"]
   s.email       = ["aleks.grebennik@gmail.com"]
@@ -14,7 +14,7 @@ Gem::Specification.new do |s|
   s.required_rubygems_version = ">= 1.3.6"
 
   s.add_dependency "nokogiri"
-  s.add_dependency "money",    "~> 3.7.1"
+  s.add_dependency "money",    "~> 4.0.1"
 
   s.add_development_dependency "rspec", ">= 2.0.0"
   s.add_development_dependency "rr"
diff --git a/spec/nbrb_currency_spec.rb b/spec/nbrb_currency_spec.rb
index 7a5a932..0b24d79 100644
--- a/spec/nbrb_currency_spec.rb
+++ b/spec/nbrb_currency_spec.rb
@@ -48,7 +48,7 @@
     subunit = Money::Currency.wrap("KWD").subunit_to_unit.to_f
     @bank.exchange(1000, "KWD", "BYR").cents.should == ((subunit / 1000) * @exchange_rates["currencies"]['KWD'].to_f * 100).round
     subunit = Money::Currency.wrap("JPY").subunit_to_unit.to_f
-    @bank.exchange(100, "JPY", "BYR").cents.should == ((subunit / 100) * @exchange_rates["currencies"]['JPY'].to_f * 100).round
+    @bank.exchange(100, "JPY", "BYR").cents.should == ((subunit * 100) * @exchange_rates["currencies"]['JPY'].to_f * 100).round
   end
 
   it "should return the correct exchange rates using exchange_with" do