diff --git a/app/src/main/java/com/github/shadowsocks/plugin/gost/ConfigActivity.java b/app/src/main/java/com/github/shadowsocks/plugin/gost/ConfigActivity.java
index 685a394..ff3f66f 100644
--- a/app/src/main/java/com/github/shadowsocks/plugin/gost/ConfigActivity.java
+++ b/app/src/main/java/com/github/shadowsocks/plugin/gost/ConfigActivity.java
@@ -404,8 +404,6 @@ private void saveUI() throws NullPointerException, JSONException {
                 String arg = oneOfArgs.toString();
                 if (arg.startsWith("\"") && arg.endsWith("\""))
                     arg = arg.substring(1, arg.length() - 1);
-                arg = arg.replaceAll(Matcher.quoteReplacement("\\\""), "\"");
-                arg = arg.replaceAll("\"", Matcher.quoteReplacement("\\\""));
                 // oneOrTwoArgs.put("\"" + arg + "\""); // adding quotes leads to crash
                 oneOrTwoArgs.put(arg);
             }