diff --git a/app/controllers/api_controller.rb b/app/controllers/api_controller.rb
index aa8419414..e829a1732 100644
--- a/app/controllers/api_controller.rb
+++ b/app/controllers/api_controller.rb
@@ -1,5 +1,8 @@
 class ApiController < ApplicationController
 
+  before_filter :authorize
+  after_filter :compress_output
+
   def map
     response.headers["Content-Type"] = 'application/xml'
     # Figure out the bbox
diff --git a/app/controllers/node_controller.rb b/app/controllers/node_controller.rb
index 5e5784e68..27c21c481 100644
--- a/app/controllers/node_controller.rb
+++ b/app/controllers/node_controller.rb
@@ -2,6 +2,7 @@ class NodeController < ApplicationController
   require 'xml/libxml'
 
   before_filter :authorize
+  after_filter :compress_output
 
   def create
     response.headers["Content-Type"] = 'application/xml'
diff --git a/app/controllers/segment_controller.rb b/app/controllers/segment_controller.rb
index 048e599c3..7e77609f3 100644
--- a/app/controllers/segment_controller.rb
+++ b/app/controllers/segment_controller.rb
@@ -2,6 +2,7 @@ class SegmentController < ApplicationController
   require 'xml/libxml'
 
   before_filter :authorize
+  after_filter :compress_output
 
   def create
     response.headers["Content-Type"] = 'application/xml'
diff --git a/app/controllers/way_controller.rb b/app/controllers/way_controller.rb
index ff568620b..a2d215760 100644
--- a/app/controllers/way_controller.rb
+++ b/app/controllers/way_controller.rb
@@ -2,6 +2,7 @@ class WayController < ApplicationController
   require 'xml/libxml'
 
   before_filter :authorize
+  after_filter :compress_output
 
   def create
     if request.put?