diff --git a/components/misc_metrics/default_browser_monitor.cc b/components/misc_metrics/default_browser_monitor.cc
index 3c0516ae62f..6becf1145dd 100644
--- a/components/misc_metrics/default_browser_monitor.cc
+++ b/components/misc_metrics/default_browser_monitor.cc
@@ -62,12 +62,8 @@ void DefaultBrowserMonitor::OnDefaultBrowserStateReceived(bool is_default) {
 
   cached_default_status_ = is_default;
 
-  int typical_answer = is_default ? 1 : 0;
-  int express_answer = is_default ? 1 : (INT_MAX - 1);
-
-  UMA_HISTOGRAM_EXACT_LINEAR(kDefaultBrowserHistogramName, typical_answer, 2);
-  UMA_HISTOGRAM_EXACT_LINEAR(kDefaultBrowserDailyHistogramName, express_answer,
-                             2);
+  UMA_HISTOGRAM_BOOLEAN(kDefaultBrowserHistogramName, is_default);
+  UMA_HISTOGRAM_BOOLEAN(kDefaultBrowserDailyHistogramName, is_default);
 
   if (status_changed) {
     for (auto& observer : observers_) {
diff --git a/components/misc_metrics/default_browser_monitor.h b/components/misc_metrics/default_browser_monitor.h
index b75faa6af65..6dd7215b59f 100644
--- a/components/misc_metrics/default_browser_monitor.h
+++ b/components/misc_metrics/default_browser_monitor.h
@@ -21,7 +21,7 @@ namespace misc_metrics {
 
 inline constexpr char kDefaultBrowserHistogramName[] = "Brave.Core.IsDefault";
 inline constexpr char kDefaultBrowserDailyHistogramName[] =
-    "Brave.Core.IsDefaultDaily";
+    "Brave.Core.IsDefaultDaily.2";
 
 // Periodically checks if the browser is the default browser and reports the
 // relevant metrics via P3A.
diff --git a/components/misc_metrics/default_browser_monitor_unittest.cc b/components/misc_metrics/default_browser_monitor_unittest.cc
index 08c53466b60..718e603d2e3 100644
--- a/components/misc_metrics/default_browser_monitor_unittest.cc
+++ b/components/misc_metrics/default_browser_monitor_unittest.cc
@@ -66,8 +66,7 @@ TEST_F(DefaultBrowserMonitorUnitTest, ReportsIsNotDefaultState) {
   CreateMonitor();
 
   histogram_tester_.ExpectUniqueSample(kDefaultBrowserHistogramName, 0, 1);
-  histogram_tester_.ExpectUniqueSample(kDefaultBrowserDailyHistogramName,
-                                       INT_MAX - 1, 1);
+  histogram_tester_.ExpectUniqueSample(kDefaultBrowserDailyHistogramName, 0, 1);
 }
 
 TEST_F(DefaultBrowserMonitorUnitTest, ReportsIsDefaultState) {
@@ -84,8 +83,7 @@ TEST_F(DefaultBrowserMonitorUnitTest, SwitchingBetweenNoAndYesStates) {
   CreateMonitor();
 
   histogram_tester_.ExpectUniqueSample(kDefaultBrowserHistogramName, 0, 1);
-  histogram_tester_.ExpectUniqueSample(kDefaultBrowserDailyHistogramName,
-                                       INT_MAX - 1, 1);
+  histogram_tester_.ExpectUniqueSample(kDefaultBrowserDailyHistogramName, 0, 1);
 
   // Switch to "yes" state (true) and fast forward to trigger next check
   SetMockedDefaultBrowserStatus(true);
@@ -103,8 +101,7 @@ TEST_F(DefaultBrowserMonitorUnitTest, SwitchingBetweenNoAndYesStates) {
 #endif
 
   histogram_tester_.ExpectBucketCount(kDefaultBrowserHistogramName, 0, 2);
-  histogram_tester_.ExpectBucketCount(kDefaultBrowserDailyHistogramName,
-                                      INT_MAX - 1, 2);
+  histogram_tester_.ExpectBucketCount(kDefaultBrowserDailyHistogramName, 0, 2);
 
   histogram_tester_.ExpectTotalCount(kDefaultBrowserHistogramName, 3);
   histogram_tester_.ExpectTotalCount(kDefaultBrowserDailyHistogramName, 3);
diff --git a/components/p3a/metric_names.h b/components/p3a/metric_names.h
index 91ac3a475c8..35b31230fd0 100644
--- a/components/p3a/metric_names.h
+++ b/components/p3a/metric_names.h
@@ -211,7 +211,7 @@ inline constexpr auto kCollectedExpressHistograms =
       .attributes = MetricAttributes{MetricAttribute::kAnswerIndex, MetricAttribute::kDateOfActivation, MetricAttribute::kVersion, MetricAttribute::kYoi, MetricAttribute::kChannel, MetricAttribute::kPlatform, MetricAttribute::kCountryCode, MetricAttribute::kWoi},
       .record_activation_date = true,
     }},
-    {"Brave.Core.IsDefaultDaily", MetricConfig{
+    {"Brave.Core.IsDefaultDaily.2", MetricConfig{
       .attributes = MetricAttributes{MetricAttribute::kAnswerIndex, MetricAttribute::kChannel, MetricAttribute::kDateOfInstall, MetricAttribute::kDateOfActivation, MetricAttribute::kGeneralPlatform, MetricAttribute::kSubregion, MetricAttribute::kVersion},
       .record_activation_date = true,
     }},