diff --git a/proguard/proguard-gson.pro b/proguard/proguard-gson.pro
index 1f1e0bfc..6cb64f78 100644
--- a/proguard/proguard-gson.pro
+++ b/proguard/proguard-gson.pro
@@ -14,3 +14,5 @@
   @com.google.gson.annotations.SerializedName <fields>;
 }
 -keep,allowobfuscation @interface com.google.gson.annotations.SerializedName
+-keep class com.google.gson.reflect.TypeToken { *; }
+-keep class * extends com.google.gson.reflect.TypeToken
\ No newline at end of file