diff --git a/mastodon/proguard-rules.pro b/mastodon/proguard-rules.pro
index 506be84e2..d490d763a 100644
--- a/mastodon/proguard-rules.pro
+++ b/mastodon/proguard-rules.pro
@@ -42,6 +42,10 @@
 
 -keepattributes LineNumberTable
 
+-keepattributes *
+-keep class com.google.gson.reflect.TypeToken { *; }
+-keep class * extends com.google.gson.reflect.TypeToken { *; }
+
 # Parceler library
 -keep interface org.parceler.Parcel
 -keep @org.parceler.Parcel class * { *; }