diff --git a/mastodon/proguard-rules.pro b/mastodon/proguard-rules.pro
index 506be84e20..b0d2ee44d6 100644
--- a/mastodon/proguard-rules.pro
+++ b/mastodon/proguard-rules.pro
@@ -46,3 +46,7 @@
 -keep interface org.parceler.Parcel
 -keep @org.parceler.Parcel class * { *; }
 -keep class **$$Parcelable { *; }
+
+-keep class com.google.gson.reflect.TypeToken
+-keep class * extends com.google.gson.reflect.TypeToken
+-keep public class * implements java.lang.reflect.Type