diff --git a/proguard.flags b/proguard.flags
index 7c71a15..9d326ff 100644
--- a/proguard.flags
+++ b/proguard.flags
@@ -1,7 +1,9 @@
--verbose
--keep @com.android.internal.annotations.VisibleForTesting class *
+# TODO(b/373579455): Evaluate if <init> needs to be kept.
+-keep @com.android.internal.annotations.VisibleForTesting class * {
+  void <init>();
+}
 -keep public class * extends android.widget.ListView {
-    public *;
+  public *;
 }
 -keep class com.android.server.telecom.TelecomSystem {
   *;