diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index 2ef25c5f..48b1f068 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -22,4 +22,7 @@
 
 -keepattributes SourceFile, LineNumberTable
 -keep public class * extends java.lang.Exception
--keep class retrofit2.** { *; }
\ No newline at end of file
+-keep class retrofit2.** { *; }
+
+-keep class **.reflect.TypeToken { *; }
+-keep class * extends **.reflect.TypeToken
\ No newline at end of file