README.md in armg-0.4.1 vs README.md in armg-0.4.2

@@ -52,10 +52,10 @@
     factory = RGeo::Geographic.spherical_factory(srid: 0)
     @parser = RGeo::WKRep::WKBParser.new(factory, support_ewkb: true)
   end
 
   def parse(wkb)
-    wkb_without_srid = wkb.bytes[4..-1].pack('c*')
+    wkb_without_srid = wkb.b.slice(4..-1)
     @parser.parse(wkb_without_srid)
   end
 end
 
 Armg.wkb_parser = CustomParser.new