diff --git a/lib/rubyx/rubyx_compiler.rb b/lib/rubyx/rubyx_compiler.rb
index 3d7898bb..61780677 100644
--- a/lib/rubyx/rubyx_compiler.rb
+++ b/lib/rubyx/rubyx_compiler.rb
@@ -103,10 +103,12 @@ module RubyX
       end
     end
 
-    def self.ruby_to_binary( ruby , platform , options)
+    def self.ruby_to_binary( ruby , options)
       compiler = RubyXCompiler.new(options)
 #      compiler.load_parfait
       compiler.ruby_to_vool(ruby)
+      platform = options[:platform]
+      raise "No platform given" unless platform
       compiler.to_binary(platform)
     end
   end
diff --git a/test/rubyx/helper.rb b/test/rubyx/helper.rb
index 8d1f8fb4..b57061bb 100644
--- a/test/rubyx/helper.rb
+++ b/test/rubyx/helper.rb
@@ -5,17 +5,17 @@ module RubyX
   module RubyXHelper
     def setup
     end
-    def ruby_to_risc(input , platform)
+    def ruby_to_risc(input , options = {})
       mom = ruby_to_mom(input)
-      mom.translate(platform)
+      mom.translate(options[:platform] || :interpreter)
     end
-    def ruby_to_vool(input)
+    def ruby_to_vool(input, options = {})
       RubyXCompiler.new(RubyX.default_test_options).ruby_to_vool(input)
     end
-    def ruby_to_mom(input)
+    def ruby_to_mom(input , options = {})
       RubyXCompiler.new(RubyX.default_test_options).ruby_to_mom(input)
     end
-    def compile_in_test( input )
+    def compile_in_test( input , options = {})
       vool = ruby_to_vool in_Test(input)
       vool.to_mom(nil)
       itest = Parfait.object_space.get_class_by_name(:Test)
diff --git a/test/rubyx/test_rubyx_compiler2.rb b/test/rubyx/test_rubyx_compiler2.rb
index 87e13fef..a87a50c3 100644
--- a/test/rubyx/test_rubyx_compiler2.rb
+++ b/test/rubyx/test_rubyx_compiler2.rb
@@ -8,7 +8,7 @@ module RubyX
     def setup
       super
       code = "class Space ; def main(arg);return arg;end; end"
-      @linker = ruby_to_risc(code, :interpreter)
+      @linker = ruby_to_risc(code)
     end
     def test_to_risc
       assert_equal Risc::Linker , @linker.class
diff --git a/test/rubyx/test_rubyx_compiler3.rb b/test/rubyx/test_rubyx_compiler3.rb
index d70cf64b..40cf80a9 100644
--- a/test/rubyx/test_rubyx_compiler3.rb
+++ b/test/rubyx/test_rubyx_compiler3.rb
@@ -8,8 +8,13 @@ module RubyX
     def space_source_for( name )
       "class Space ; def #{name}(arg);return arg;end; end"
     end
+    def test_platform_option
+      options = RubyX.interpreter_test_options
+      options.delete(:platform)
+      assert_raises{ RubyXCompiler.ruby_to_binary(space_source_for("main"), options)}
+    end
     def test_return_linker
-      @linker = RubyXCompiler.ruby_to_binary(space_source_for("main"), :interpreter , RubyX.default_test_options)
+      @linker = RubyXCompiler.ruby_to_binary(space_source_for("main"), RubyX.interpreter_test_options)
       assert_equal Risc::Linker , @linker.class
     end
     def test_one_vool_call
diff --git a/test/support/options.rb b/test/support/options.rb
index a390ee20..e2872432 100644
--- a/test/support/options.rb
+++ b/test/support/options.rb
@@ -30,6 +30,7 @@ module RubyX
   def self.interpreter_test_options
      {
        parfait: Parfait.interpreter_test_options,
+       load_parfait: false ,
        platform: :interpreter
      }
   end