lib/sym/app/output/stdout.rb in sym-2.1.0 vs lib/sym/app/output/stdout.rb in sym-2.1.1

@@ -3,10 +3,10 @@
   module App
     module Output
       class Stdout < ::Sym::App::Output::Base
         required_option nil
         def output_proc
-          ->(argument) { printf argument }
+          ->(argument) { printf "%s", argument }
         end
       end
     end
   end
 end