2 files changed, 4 insertions, 4 deletions
diff --git a/actionpack/lib/action_dispatch/http/parameters.rb b/actionpack/lib/action_dispatch/http/parameters.rb
index ff555f93a8..0003dd6bfc 100644
--- a/actionpack/lib/action_dispatch/http/parameters.rb
+++ b/actionpack/lib/action_dispatch/http/parameters.rb
@@ -4,6 +4,8 @@ require 'active_support/core_ext/hash/indifferent_access'
 module ActionDispatch
   module Http
     module Parameters
+      PARAMETERS_KEY = 'action_dispatch.request.path_parameters'
+
       def initialize(env)
         super
         @symbolized_path_params = nil
@@ -25,7 +27,7 @@ module ActionDispatch
 
       def path_parameters=(parameters) #:nodoc:
         @env.delete('action_dispatch.request.parameters')
-        @env[Routing::RouteSet::PARAMETERS_KEY] = parameters
+        @env[PARAMETERS_KEY] = parameters
       end
 
       # The same as <tt>path_parameters</tt> with explicitly symbolized keys.
@@ -40,7 +42,7 @@ module ActionDispatch
       #
       # See <tt>symbolized_path_parameters</tt> for symbolized keys.
       def path_parameters
-        @env[Routing::RouteSet::PARAMETERS_KEY] ||= {}
+        @env[PARAMETERS_KEY] ||= {}
       end
 
     private
diff --git a/actionpack/lib/action_dispatch/routing/route_set.rb b/actionpack/lib/action_dispatch/routing/route_set.rb
index 8777a9cd71..3ca5abf0fd 100644
--- a/actionpack/lib/action_dispatch/routing/route_set.rb
+++ b/actionpack/lib/action_dispatch/routing/route_set.rb
@@ -19,8 +19,6 @@ module ActionDispatch
       # alias inspect to to_s.
       alias inspect to_s
 
-      PARAMETERS_KEY = 'action_dispatch.request.path_parameters'
-
       class Dispatcher < Routing::Endpoint #:nodoc:
         def initialize(defaults)
           @defaults = defaults