diff --git a/components/p3a/metric_names.h b/components/p3a/metric_names.h
index 684279650b45..37c321756631 100644
--- a/components/p3a/metric_names.h
+++ b/components/p3a/metric_names.h
@@ -50,6 +50,7 @@ inline constexpr auto kCollectedTypicalHistograms =
     "Brave.DNS.AutoSecureRequests",
     "Brave.DNS.SecureSetting",
     "Brave.Extensions.AdBlock",
+    "Brave.IOS.IsLikelyDefault",
 
     // IPFS
     "Brave.IPFS.DaemonRunTime",