diff --git a/lib/rack/attack/track.rb b/lib/rack/attack/track.rb
index 4bfc145..e0039e3 100644
--- a/lib/rack/attack/track.rb
+++ b/lib/rack/attack/track.rb
@@ -3,19 +3,19 @@ module Rack
     class Track
       extend Forwardable
 
-      attr_reader :checker
+      attr_reader :filter
 
       def initialize(name, options = {}, block)
         options[:type] = :track
 
         if options[:limit] && options[:period]
-          @checker = Throttle.new(name, options, block)
+          @filter = Throttle.new(name, options, block)
         else
-          @checker = Check.new(name, options, block)
+          @filter = Check.new(name, options, block)
         end
       end
 
-      def_delegator :@checker, :[], :[]
+      def_delegator :@filter, :[]
     end
   end
 end
diff --git a/spec/rack_attack_track_spec.rb b/spec/rack_attack_track_spec.rb
index 8603266..9f9ca9c 100644
--- a/spec/rack_attack_track_spec.rb
+++ b/spec/rack_attack_track_spec.rb
@@ -43,16 +43,16 @@ describe 'Rack::Attack.track' do
   end
 
   describe "without limit and period options" do
-    it "should delegate [] to check" do
+    it "should assign the track filter to a Check instance" do
       tracker = Rack::Attack.track("homepage") { |req| req.path == "/"}
-      tracker.checker.class.must_equal Rack::Attack::Check
+      tracker.filter.class.must_equal Rack::Attack::Check
     end
   end
 
   describe "with limit and period options" do
-    it "should delegate [] method to throttle" do
+    it "should assign the track filter to a Throttle instance" do
       tracker = Rack::Attack.track("homepage", :limit => 10, :period => 10) { |req| req.path == "/"}
-      tracker.checker.class.must_equal Rack::Attack::Throttle
+      tracker.filter.class.must_equal Rack::Attack::Throttle
     end
   end
 end