diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index bc8bbeff5..fcdfc63ad 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -121,6 +121,10 @@
 # XmlUtil
 -keep public enum nl.adaptivity.xmlutil.EventType { *; }
 
+# Firebase
+-keep class com.google.firebase.installations.** { *; }
+-keep interface com.google.firebase.installations.** { *; }
+
 # SY -->
 # SqlCipher
 -keepclassmembers class net.zetetic.database.sqlcipher.SQLiteCustomFunction { *; }