diff --git a/proguard-rules.pro b/proguard-rules.pro
index 90e610b87..e427d6ff8 100644
--- a/proguard-rules.pro
+++ b/proguard-rules.pro
@@ -22,3 +22,6 @@
 # BouncyCastle
 -keep class org.bouncycastle.jcajce.provider.** { *; }
 -dontwarn javax.naming.**
+
+# Gson
+-keepattributes Signature
\ No newline at end of file