diff --git a/app/Livewire/Item/Comments.php b/app/Livewire/Item/Comments.php
index 36ac7772..9480d878 100644
--- a/app/Livewire/Item/Comments.php
+++ b/app/Livewire/Item/Comments.php
@@ -36,6 +36,8 @@ public function submit()
             return redirect()->route('login');
         }
 
+        abort_if($this->item->board?->block_comments, 403);
+
         if (app(GeneralSettings::class)->users_must_verify_email && !auth()->user()->hasVerifiedEmail()) {
             Notification::make()
                 ->title('Reply')
diff --git a/tests/Feature/Livewire/Item/CommentsTest.php b/tests/Feature/Livewire/Item/CommentsTest.php
index 67a20d8a..2c740290 100644
--- a/tests/Feature/Livewire/Item/CommentsTest.php
+++ b/tests/Feature/Livewire/Item/CommentsTest.php
@@ -2,8 +2,10 @@
 
 use App\Models\Item;
 use App\Models\User;
+use App\Models\Board;
 use Livewire\Livewire;
 use App\Models\Comment;
+use App\Models\Project;
 use App\Livewire\Item\Comments;
 use Illuminate\Support\Facades\DB;
 
@@ -41,3 +43,22 @@ function addVotedCommentThread(Item $item): void
 
     expect(countQueriesRenderingComments($item))->toBe($queriesForOneThread);
 });
+
+test('a user cannot comment when the board blocks comments', function () {
+    $user = User::factory()->create();
+    $project = Project::factory()->create();
+    $board = Board::factory()->for($project)->create(['block_comments' => true]);
+    $item = Item::factory()->create([
+        'project_id' => $project->id,
+        'board_id' => $board->id,
+    ]);
+
+    $this->actingAs($user);
+
+    Livewire::test(Comments::class, ['item' => $item])
+        ->set('content', 'Blocked comment')
+        ->call('submit')
+        ->assertForbidden();
+
+    expect($item->comments()->where('content', 'Blocked comment')->exists())->toBeFalse();
+});