diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index cfb653e..6c1e749 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -31,9 +31,10 @@
 -keep class me.magnum.melonds.domain.model.ConsoleType { *; }
 -keep class me.magnum.melonds.domain.model.MicSource { *; }
 -keep class me.magnum.melonds.domain.model.Cheat { *; }
+-keep class me.magnum.melonds.domain.model.DSiWareTitle { *; }
 -keep class me.magnum.melonds.ui.emulator.rewind.model.RewindSaveState { *; }
 -keep class me.magnum.melonds.ui.emulator.rewind.model.RewindWindow { *; }
 -keep class me.magnum.melonds.ui.settings.fragments.**
 -keep class me.magnum.melonds.common.UriFileHandler {
     public int open(java.lang.String, java.lang.String);
-}
\ No newline at end of file
+}