diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index a2f6ee8fe..fd75f79ed 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -63,4 +63,7 @@
 -keepclassmembers class kotlinx.serialization.** {
     <methods>;
 }
-##---------------End: proguard configuration for kotlinx.serialization  ----------
\ No newline at end of file
+##---------------End: proguard configuration for kotlinx.serialization  ----------
+
+# XmlUtil
+-keep public enum nl.adaptivity.xmlutil.EventType { *; }
\ No newline at end of file