diff --git a/proguard.flags b/proguard.flags
index 3c3300e..f3c218a 100644
--- a/proguard.flags
+++ b/proguard.flags
@@ -17,6 +17,7 @@
 -keep class com.android.settings.users.*
 -keep class com.android.settings.nfc.*
 -keep class com.android.settings.notification.*
+-keep class com.android.settings.overlay.FeatureFactoryImpl
 -keep class com.android.settings.accessibility.*FragmentForSetupWizard
 -keep class com.android.settings.display.*FragmentForSetupWizard