# Proguard
Add the following to your `proguard-rules.pro`:
```
# ChatSDK
-keep public class sdk.chat.**, sdk.guru.**, firestream.chat.**, app.xmpp.**, co.chatsdk.** {
public protected *;
}
-keep class org.ocpsoft.prettytime.i18n.**
-keep class .R
-keep class **.R$* {
<fields>;
}
# End
```