bin/rawler in rawler-0.0.5 vs bin/rawler in rawler-0.0.6

@@ -17,10 +17,11 @@
   # opt :domain, "domain that you want to test", :type => :string
   opt :username, "HTT Basic Username", :type => :string
   opt :password, "HTT Basic Password", :type => :string
 end
 
-domain = ARGV.shift
+# Use dup to unfrozen string
+domain = ARGV.shift.dup
 
 if domain.nil?
   Trollop::die "Domain name is mandatory. Type --help for help"
 else
   Trollop::options do