diff --git a/railties/lib/rails/generators/test_unit/scaffold/scaffold_generator.rb b/railties/lib/rails/generators/test_unit/scaffold/scaffold_generator.rb
index 4c07baae36..8e796aada9 100644
--- a/railties/lib/rails/generators/test_unit/scaffold/scaffold_generator.rb
+++ b/railties/lib/rails/generators/test_unit/scaffold/scaffold_generator.rb
@@ -26,7 +26,7 @@ module TestUnit
 
           accessible_attributes.map do |a|
             name = a.name
-            "#{name}: @#{singular_table_name}.#{name}"
+            key_value name, "@#{singular_table_name}.#{name}"
           end.sort.join(', ')
         end
 
diff --git a/railties/test/generators/scaffold_controller_generator_test.rb b/railties/test/generators/scaffold_controller_generator_test.rb
index 03a753151d..1eea50b0d9 100644
--- a/railties/test/generators/scaffold_controller_generator_test.rb
+++ b/railties/test/generators/scaffold_controller_generator_test.rb
@@ -75,8 +75,8 @@ class ScaffoldControllerGeneratorTest < Rails::Generators::TestCase
     assert_file "test/functional/users_controller_test.rb" do |content|
       assert_match(/class UsersControllerTest < ActionController::TestCase/, content)
       assert_match(/test "should get index"/, content)
-      assert_match(/post :create, user: { age: @user.age, name: @user.name }/, content)
-      assert_match(/put :update, id: @user, user: { age: @user.age, name: @user.name }/, content)
+      assert_match(/post :create, user: \{ age: @user.age, name: @user.name \}/, content)
+      assert_match(/put :update, id: @user, user: \{ age: @user.age, name: @user.name \}/, content)
     end
   end
 
@@ -86,8 +86,8 @@ class ScaffoldControllerGeneratorTest < Rails::Generators::TestCase
     assert_file "test/functional/users_controller_test.rb" do |content|
       assert_match(/class UsersControllerTest < ActionController::TestCase/, content)
       assert_match(/test "should get index"/, content)
-      assert_match(/post :create, user: {  }/, content)
-      assert_match(/put :update, id: @user, user: {  }/, content)
+      assert_match(/post :create, user: \{  \}/, content)
+      assert_match(/put :update, id: @user, user: \{  \}/, content)
     end
   end
 
diff --git a/railties/test/generators/scaffold_generator_test.rb b/railties/test/generators/scaffold_generator_test.rb
index f4f0147156..7123950add 100644
--- a/railties/test/generators/scaffold_generator_test.rb
+++ b/railties/test/generators/scaffold_generator_test.rb
@@ -64,8 +64,8 @@ class ScaffoldGeneratorTest < Rails::Generators::TestCase
 
     assert_file "test/functional/product_lines_controller_test.rb" do |test|
       assert_match(/class ProductLinesControllerTest < ActionController::TestCase/, test)
-      assert_match(/post :create, product_line: { title: @product_line.title }/, test)
-      assert_match(/put :update, id: @product_line, product_line: { title: @product_line.title }/, test)
+      assert_match(/post :create, product_line: \{ title: @product_line.title \}/, test)
+      assert_match(/put :update, id: @product_line, product_line: \{ title: @product_line.title \}/, test)
     end
 
     # Views
@@ -94,8 +94,8 @@ class ScaffoldGeneratorTest < Rails::Generators::TestCase
     assert_file "test/functional/product_lines_controller_test.rb" do |content|
       assert_match(/class ProductLinesControllerTest < ActionController::TestCase/, content)
       assert_match(/test "should get index"/, content)
-      assert_match(/post :create, product_line: {  }/, content)
-      assert_match(/put :update, id: @product_line, product_line: {  }/, content)
+      assert_match(/post :create, product_line: \{  \}/, content)
+      assert_match(/put :update, id: @product_line, product_line: \{  \}/, content)
     end
   end