diff --git a/lib/interpreter/interpreter.rb b/lib/interpreter/interpreter.rb
index f56d4d13..2938689f 100644
--- a/lib/interpreter/interpreter.rb
+++ b/lib/interpreter/interpreter.rb
@@ -171,6 +171,7 @@ module Interpreter
     end
 
     def execute_OperatorInstruction
+      #puts @instruction
       left = get_register(@instruction.left)
       rr = @instruction.right
       right = get_register(rr)
diff --git a/test/compiler/fragments/test_recursive_fibo.rb b/test/compiler/fragments/test_recursive_fibo.rb
index ccdedf1e..4ff8df16 100644
--- a/test/compiler/fragments/test_recursive_fibo.rb
+++ b/test/compiler/fragments/test_recursive_fibo.rb
@@ -27,7 +27,9 @@ class Object
   end
 end
 HERE
-  @length = 82
+  @length = 6594
   check
+  assert_equal Parfait::Message , @interpreter.get_register(:r1).class
+#TODO, works in the gui??  assert_equal 55 , @interpreter.get_register(:r1).return_value
   end
 end
diff --git a/test/parfait/test_space.rb b/test/parfait/test_space.rb
index a3a8696e..72203469 100644
--- a/test/parfait/test_space.rb
+++ b/test/parfait/test_space.rb
@@ -61,7 +61,7 @@ class TestSpace < MiniTest::Test
     end
     assert_equal all.length , all.uniq.length
     # there is a 5.times in space, but one Message gets created before
-    assert_equal  5 + 1 , all.length
+    assert_equal  50 + 1 , all.length
   end
   def test_message_vars
     mess = @machine.space.first_message