lib/noise/functions/cipher/cha_cha_poly.rb in noise-ruby-0.5.3 vs lib/noise/functions/cipher/cha_cha_poly.rb in noise-ruby-0.6.0

@@ -13,10 +13,10 @@
           @cipher = RbNaCl::AEAD::ChaCha20Poly1305IETF.new(String.new(k).force_encoding('ASCII-8BIT'))
           @cipher.decrypt(nonce_to_bytes(n), ciphertext, ad)
         end
 
         def nonce_to_bytes(n)
-          "\00" * 4 + format('%16x', n).htb.reverse
+          "\x00" * 4 + format('%16x', n).htb.reverse
         end
       end
     end
   end
 end