diff --git a/spec/cancan/ability_spec.rb b/spec/cancan/ability_spec.rb
index cb60d3e..c7c489f 100644
--- a/spec/cancan/ability_spec.rb
+++ b/spec/cancan/ability_spec.rb
@@ -305,15 +305,15 @@ describe CanCan::Ability do
     @ability.can?(:read, "foobar" => Range).should be_false
     @ability.can?(:read, 123 => Range).should be_true
   end
-  
+
   it "passing a hash of subjects with multiple definitions should check permissions correctly" do
     @ability.can :read, Range, :string => {:length => 4}
     @ability.can [:create, :read], Range, :string => {:upcase => 'FOO'}
     @ability.can?(:read, "foo" => Range).should be_true
     @ability.can?(:read, "foobar" => Range).should be_false
     @ability.can?(:read, 1234 => Range).should be_true
-  end  
-  
+  end
+
   it "should allow to check ability on Hash-like object" do
     class Container < Hash; end
     @ability.can :read, Container
diff --git a/spec/cancan/exceptions_spec.rb b/spec/cancan/exceptions_spec.rb
index 62e4360..58e65b7 100644
--- a/spec/cancan/exceptions_spec.rb
+++ b/spec/cancan/exceptions_spec.rb
@@ -32,23 +32,23 @@ describe CanCan::AccessDenied do
       @exception.message.should == "Access denied!"
     end
   end
-  
+
   describe "i18n in the default message" do
     after(:each) do
       I18n.backend = nil
     end
-    
+
     it "uses i18n for the default message" do
       I18n.backend.store_translations :en, :unauthorized => {:default => "This is a different message"}
       @exception = CanCan::AccessDenied.new
       @exception.message.should == "This is a different message"
     end
-    
+
     it "defaults to a nice message" do
       @exception = CanCan::AccessDenied.new
       @exception.message.should == "You are not authorized to access this page."
     end
-    
+
     it "does not use translation if a message is given" do
       @exception = CanCan::AccessDenied.new("Hey! You're not welcome here")
       @exception.message.should == "Hey! You're not welcome here"
diff --git a/spec/cancan/model_adapters/active_record_adapter_spec.rb b/spec/cancan/model_adapters/active_record_adapter_spec.rb
index a9debdd..ae83a89 100644
--- a/spec/cancan/model_adapters/active_record_adapter_spec.rb
+++ b/spec/cancan/model_adapters/active_record_adapter_spec.rb
@@ -133,7 +133,7 @@ if ENV["MODEL_ADAPTER"].nil? || ENV["MODEL_ADAPTER"] == "active_record"
       article1 = Article.create!(:secret => true, :category => category1)
       article2 = Article.create!(:secret => true, :category => category2)
       category1.articles.accessible_by(@ability).should == [article1]
-    end    
+    end
 
     it "should raise an exception when trying to merge scope with other conditions" do
       @ability.can :read, Article, :published => true