diff --git a/proguard.cfg b/proguard.cfg
index cc8620f3d..454d60efd 100644
--- a/proguard.cfg
+++ b/proguard.cfg
@@ -39,3 +39,6 @@
 -keep class * implements android.os.Parcelable {
   public static final android.os.Parcelable$Creator *;
 }
+
+-keep class sun.misc.Unsafe { *; }
+-dontnote sun.misc.Unsafe