examples/mini_sicp_scheme in rubasteme-0.1.4 vs examples/mini_sicp_scheme in rubasteme-0.1.5

@@ -23,10 +23,10 @@
 
   TOPLEVEL_ENV = Environment.empty_environment
 
   def self.repl(prompt)
     env = TOPLEVEL_ENV
-    parser = Rubasteme::Parser.new
+    parser = Rubasteme.parser
     evaluator = Evaluator.new
     printer = Printer.new
 
     msg = loop {
       source = Readline::readline(prompt, true)