diff --git a/actionpack/CHANGELOG b/actionpack/CHANGELOG
index 202da1d3b846f20551c29e21cce71e4100e44253..fe0700444db21b08f7ee2188c1775a6d508d0c21 100644
--- a/actionpack/CHANGELOG
+++ b/actionpack/CHANGELOG
@@ -125,7 +125,7 @@
 
 * Add assertions with friendly messages to TestCase#process to ensure that @controller, @request, and @response are set.  #1367
 
-* Arrays sent via multipart posts are converted to strings #1032 [dj@omelia.org]
+* Arrays, hashes sent via multipart posts are converted to strings #1032 [dj@omelia.org, me@julik.nl]
 
 * render(:layout => true) is a synonym for render(:layout => nil)
 
diff --git a/actionpack/lib/action_controller/cgi_ext/cgi_methods.rb b/actionpack/lib/action_controller/cgi_ext/cgi_methods.rb
index dc1b1189b557da35f952fac67ba2140d28c312fa..81bc4867decfe7e4c40f68c5371000edbd3e42ec 100755
--- a/actionpack/lib/action_controller/cgi_ext/cgi_methods.rb
+++ b/actionpack/lib/action_controller/cgi_ext/cgi_methods.rb
@@ -70,7 +70,7 @@ def CGIMethods.get_typed_value(value)
         # Value as part of a multipart request
         value.read
       elsif value.class == Array
-        value.collect { | e | e.respond_to?(:read) ? e.read : e }
+        value.collect { |v| CGIMethods.get_typed_value(v) }
       else
         # Standard value (not a multipart request)
         value.to_s
diff --git a/actionpack/test/controller/cgi_test.rb b/actionpack/test/controller/cgi_test.rb
index 1749eb0c80dbd259eab421159e7a2d761bbada04..1e4bb16337859f3a11ffd08fc45402374c3fa3cb 100755
--- a/actionpack/test/controller/cgi_test.rb
+++ b/actionpack/test/controller/cgi_test.rb
@@ -1,3 +1,4 @@
+$:.unshift File.dirname(__FILE__) + "/../../lib"
 
 require 'test/unit'
 require 'action_controller/cgi_ext/cgi_methods'
@@ -112,6 +113,7 @@ def test_parse_params_from_multipart_upload
       "something" => [ StringIO.new("") ],
       "array_of_stringios" => [[ StringIO.new("One"), StringIO.new("Two") ]],
       "mixed_types_array" => [[ StringIO.new("Three"), "NotStringIO" ]],
+      "mixed_types_as_checkboxes[strings][nested]" => [[ mock_file, "String", StringIO.new("StringIO")]],
       "products[string]" => [ StringIO.new("Apple Computer") ],
       "products[file]" => [ mock_file ]
     }
@@ -120,6 +122,11 @@ def test_parse_params_from_multipart_upload
       "something" => "",
       "array_of_stringios" => ["One", "Two"],
       "mixed_types_array" => [ "Three", "NotStringIO" ],
+      "mixed_types_as_checkboxes" => {
+         "strings"=> {
+            "nested"=>[ mock_file, "String", "StringIO" ]
+         },
+      },
       "products"  => {
         "string"  => "Apple Computer",
         "file"    => mock_file