diff --git a/app/Models/BuildGroup.php b/app/Models/BuildGroup.php
index 1a96b17320..9c4e7074ef 100644
--- a/app/Models/BuildGroup.php
+++ b/app/Models/BuildGroup.php
@@ -22,8 +22,8 @@
  * @property int $autoremovetimeframe
  * @property ?string $description
  * @property int $summaryemail
- * @property int $includesubprojectotal // Should this be a boolean?
- * @property int $emailcommitters // Should this be a boolean?
+ * @property bool $includesubprojectotal
+ * @property bool $emailcommitters
  * @property BuildGroupType $type
  *
  * @mixin Builder<BuildGroup>
@@ -57,8 +57,8 @@ class BuildGroup extends Model
         'endtime' => 'datetime',
         'autoremovetimeframe' => 'integer',
         'summaryemail' => 'integer',
-        'includesubprojectotal' => 'integer',
-        'emailcommitters' => 'integer',
+        'includesubprojectotal' => 'boolean',
+        'emailcommitters' => 'boolean',
         'type' => BuildGroupType::class,
     ];
 
diff --git a/app/cdash/app/Model/BuildGroup.php b/app/cdash/app/Model/BuildGroup.php
index 712626c647..3663fd226e 100644
--- a/app/cdash/app/Model/BuildGroup.php
+++ b/app/cdash/app/Model/BuildGroup.php
@@ -45,8 +45,8 @@ public function __construct()
             'description' => '',
             'summaryemail' => 0,
             'type' => BuildGroupType::DAILY,
-            'includesubprojectotal' => 1,
-            'emailcommitters' => 0,
+            'includesubprojectotal' => true,
+            'emailcommitters' => false,
         ]);
     }
 
@@ -189,7 +189,7 @@ public function SetSummaryEmail(int $email): bool
     }
 
     /** Get/Set whether or not this group should include subproject total. */
-    public function GetIncludeSubProjectTotal(): int|false
+    public function GetIncludeSubProjectTotal(): bool
     {
         if (!isset($this->eloquent_model->id)) {
             Log::error('BuildGroup GetIncludeSubProjectTotal(): Id not set');
@@ -200,7 +200,7 @@ public function GetIncludeSubProjectTotal(): int|false
 
     public function SetIncludeSubProjectTotal(int $b): void
     {
-        $this->eloquent_model->includesubprojectotal = $b > 0 ? 1 : 0;
+        $this->eloquent_model->includesubprojectotal = (bool) $b;
     }
 
     /**
@@ -210,11 +210,11 @@ public function SetIncludeSubProjectTotal(int $b): void
      */
     public function isNotifyingCommitters(): bool
     {
-        return (bool) $this->GetEmailCommitters();
+        return $this->GetEmailCommitters();
     }
 
     /** Get/Set whether or not committers should be emailed for this group. */
-    public function GetEmailCommitters(): int|false
+    public function GetEmailCommitters(): bool
     {
         if (!isset($this->eloquent_model->id)) {
             Log::error('BuildGroup GetEmailCommitters(): Id not set');
@@ -225,7 +225,7 @@ public function GetEmailCommitters(): int|false
 
     public function SetEmailCommitters($b): void
     {
-        $this->eloquent_model->emailcommitters = $b ? 1 : 0;
+        $this->eloquent_model->emailcommitters = (bool) $b;
     }
 
     /** Get/Set the type */
diff --git a/app/cdash/app/Model/Project.php b/app/cdash/app/Model/Project.php
index b7d686660c..35aedd9061 100644
--- a/app/cdash/app/Model/Project.php
+++ b/app/cdash/app/Model/Project.php
@@ -306,7 +306,7 @@ public function GetNumberOfWarningBuilds(string $startUTCdate, string $endUTCdat
                 AND build.starttime <= ?
                 AND build2group.buildid = build.id
                 AND build2group.groupid = buildgroup.id
-                AND buildgroup.includesubprojectotal = 1
+                AND buildgroup.includesubprojectotal = true
                 AND build.buildwarnings > 0
                 AND build.parentid IS NULL
         ', [(int) $this->Id, $startUTCdate, $endUTCdate])[0]->c;
@@ -328,7 +328,7 @@ public function GetNumberOfErrorBuilds(string $startUTCdate, string $endUTCdate)
                 AND build.starttime <= ?
                 AND build2group.buildid = build.id
                 AND build2group.groupid = buildgroup.id
-                AND buildgroup.includesubprojectotal = 1
+                AND buildgroup.includesubprojectotal = true
                 AND build.builderrors > 0
                 AND build.parentid IS NULL
         ', [(int) $this->Id, $startUTCdate, $endUTCdate])[0]->c;
@@ -350,7 +350,7 @@ public function GetNumberOfPassingBuilds(string $startUTCdate, string $endUTCdat
                 b.projectid=?
                 AND b.starttime>?
                 AND b.starttime<=?
-                AND bg.includesubprojectotal=1
+                AND bg.includesubprojectotal=true
                 AND b.builderrors=0
                 AND b.buildwarnings=0
                 AND b.parentid IS NULL
@@ -374,7 +374,7 @@ public function GetNumberOfWarningConfigures(string $startUTCdate, string $endUT
                 AND b.starttime > ?
                 AND b.starttime <= ?
                 AND b.configurewarnings > 0
-                AND bg.includesubprojectotal = 1
+                AND bg.includesubprojectotal = true
                 AND b.parentid IS NULL
         ', [(int) $this->Id, $startUTCdate, $endUTCdate])[0]->c;
     }
@@ -396,7 +396,7 @@ public function GetNumberOfErrorConfigures(string $startUTCdate, string $endUTCd
                 AND b.starttime > ?
                 AND b.starttime <= ?
                 AND b.configureerrors > 0
-                AND bg.includesubprojectotal = 1
+                AND bg.includesubprojectotal = true
                 AND b.parentid IS NULL
         ', [(int) $this->Id, $startUTCdate, $endUTCdate])[0]->c;
     }
@@ -419,7 +419,7 @@ public function GetNumberOfPassingConfigures(string $startUTCdate, string $endUT
                 AND b.starttime <= ?
                 AND b.configureerrors = 0
                 AND b.configurewarnings = 0
-                AND bg.includesubprojectotal = 1
+                AND bg.includesubprojectotal = true
                 AND b.parentid IS NULL
         ', [(int) $this->Id, $startUTCdate, $endUTCdate])[0]->c;
     }
@@ -439,7 +439,7 @@ public function GetNumberOfPassingTests(string $startUTCdate, string $endUTCdate
                 AND build2group.buildid = build.id
                 AND build.testpassed >= 0
                 AND build2group.groupid = buildgroup.id
-                AND buildgroup.includesubprojectotal = 1
+                AND buildgroup.includesubprojectotal = true
                 AND build.starttime > ?
                 AND build.starttime <= ?
                 AND build.parentid IS NULL
@@ -461,7 +461,7 @@ public function GetNumberOfFailingTests(string $startUTCdate, string $endUTCdate
                 AND build2group.buildid = build.id
                 AND build.testfailed >= 0
                 AND build2group.groupid = buildgroup.id
-                AND buildgroup.includesubprojectotal = 1
+                AND buildgroup.includesubprojectotal = true
                 AND build.starttime > ?
                 AND build.starttime <= ?
                 AND build.parentid IS NULL
@@ -483,7 +483,7 @@ public function GetNumberOfNotRunTests(string $startUTCdate, string $endUTCdate)
                 AND build2group.buildid = build.id
                 AND build.testnotrun >= 0
                 AND build2group.groupid = buildgroup.id
-                AND buildgroup.includesubprojectotal = 1
+                AND buildgroup.includesubprojectotal = true
                 AND build.starttime > ?
                 AND build.starttime <= ?
                 AND build.parentid IS NULL
diff --git a/app/cdash/app/Model/SubProject.php b/app/cdash/app/Model/SubProject.php
index d47cc80264..f2a769f258 100644
--- a/app/cdash/app/Model/SubProject.php
+++ b/app/cdash/app/Model/SubProject.php
@@ -303,7 +303,7 @@ public function GetLastSubmission(): string|false
                            subprojectid=?
                            AND build2group.buildid=build.id
                            AND build2group.groupid=buildgroup.id
-                           AND buildgroup.includesubprojectotal=1
+                           AND buildgroup.includesubprojectotal=true
                        ORDER BY build.starttime DESC
                        LIMIT 1
                    ', [$this->Id]);
@@ -358,7 +358,7 @@ public function CommonBuildQuery($startUTCdate, $endUTCdate, bool $allSubProject
                 b.projectid = ? AND
                 b.starttime > ? AND
                 b.starttime <= ? AND
-                bg.includesubprojectotal = 1";
+                bg.includesubprojectotal = true";
         $params = array_merge($params, [(int) $this->ProjectId, $startUTCdate, $endUTCdate]);
         if ($allSubProjects) {
             $query .= ' GROUP BY subprojectid';
diff --git a/database/factories/BuildGroupFactory.php b/database/factories/BuildGroupFactory.php
index 0f5342eba1..e1a45f921d 100644
--- a/database/factories/BuildGroupFactory.php
+++ b/database/factories/BuildGroupFactory.php
@@ -26,8 +26,8 @@ public function definition(): array
             'autoremovetimeframe' => 0,
             'description' => Str::uuid()->toString(),
             'summaryemail' => 0,
-            'includesubprojectotal' => 1,
-            'emailcommitters' => 0,
+            'includesubprojectotal' => true,
+            'emailcommitters' => false,
             'type' => 'Daily',
         ];
     }
diff --git a/database/migrations/2026_09_14_133940_buildgroup_boolean_columns.php b/database/migrations/2026_09_14_133940_buildgroup_boolean_columns.php
new file mode 100644
index 0000000000..467848520b
--- /dev/null
+++ b/database/migrations/2026_09_14_133940_buildgroup_boolean_columns.php
@@ -0,0 +1,23 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration {
+    public function up(): void
+    {
+        DB::statement('ALTER TABLE buildgroup ALTER COLUMN includesubprojectotal DROP DEFAULT');
+        DB::statement('ALTER TABLE buildgroup ALTER COLUMN includesubprojectotal TYPE boolean USING includesubprojectotal::text::boolean');
+        DB::statement('ALTER TABLE buildgroup ALTER COLUMN includesubprojectotal SET DEFAULT TRUE');
+        DB::statement('ALTER TABLE buildgroup ALTER COLUMN includesubprojectotal SET NOT NULL');
+
+        DB::statement('ALTER TABLE buildgroup ALTER COLUMN emailcommitters DROP DEFAULT');
+        DB::statement('ALTER TABLE buildgroup ALTER COLUMN emailcommitters TYPE boolean USING emailcommitters::text::boolean');
+        DB::statement('ALTER TABLE buildgroup ALTER COLUMN emailcommitters SET DEFAULT FALSE');
+        DB::statement('ALTER TABLE buildgroup ALTER COLUMN emailcommitters SET NOT NULL');
+    }
+
+    public function down(): void
+    {
+    }
+};
diff --git a/resources/js/angular/views/manageBuildGroup.html b/resources/js/angular/views/manageBuildGroup.html
index 8544d2ff4a..7bd3c91881 100644
--- a/resources/js/angular/views/manageBuildGroup.html
+++ b/resources/js/angular/views/manageBuildGroup.html
@@ -113,9 +113,7 @@
                           <label>
                             <input type="checkbox"
                               ng-model="buildgroup.emailcommitters"
-                              name="emailCommitters"
-                              ng-true-value="1"
-                              ng-false-value="0"/>
+                              name="emailCommitters"/>
                             Email committers
                           </label>
                           <p class="help-block">
@@ -127,9 +125,7 @@
                           <label>
                             <input type="checkbox"
                               ng-model="buildgroup.includesubprojecttotal"
-                              name="includeInSummary"
-                              ng-true-value="1"
-                              ng-false-value="0"/>
+                              name="includeInSummary"/>
                             Included in SubProject summary
                           </label>
                           <p class="help-block">