diff --git a/app/Http/Controllers/ProfileController.php b/app/Http/Controllers/ProfileController.php
index 7e6c553..86c3fb0 100644
--- a/app/Http/Controllers/ProfileController.php
+++ b/app/Http/Controllers/ProfileController.php
@@ -52,6 +52,7 @@ class ProfileController extends Controller
         $memberFields = [
             'national_id',
             'phone',
+            'line_id',
             'phone_home',
             'phone_fax',
             'address_line_1',
diff --git a/app/Http/Requests/ProfileUpdateRequest.php b/app/Http/Requests/ProfileUpdateRequest.php
index aa8ee31..ffc6acb 100644
--- a/app/Http/Requests/ProfileUpdateRequest.php
+++ b/app/Http/Requests/ProfileUpdateRequest.php
@@ -20,6 +20,7 @@ class ProfileUpdateRequest extends FormRequest
             'email' => ['required', 'string', 'lowercase', 'email', 'max:255', Rule::unique(User::class)->ignore($this->user()->id)],
             'national_id' => ['nullable', 'string', 'max:50'],
             'phone' => ['nullable', 'string', 'max:50'],
+            'line_id' => ['nullable', 'string', 'max:100'],
             'phone_home' => ['nullable', 'string', 'max:50'],
             'phone_fax' => ['nullable', 'string', 'max:50'],
             'birth_date' => ['nullable', 'date'],
diff --git a/resources/views/profile/partials/update-profile-information-form.blade.php b/resources/views/profile/partials/update-profile-information-form.blade.php
index c7907e1..16ab947 100644
--- a/resources/views/profile/partials/update-profile-information-form.blade.php
+++ b/resources/views/profile/partials/update-profile-information-form.blade.php
@@ -182,6 +182,22 @@
                 <x-input-error class="mt-2" :messages="$errors->get('phone')" />
             </div>
 
+            <div>
+                <x-input-label for="line_id" :value="__('Line ID')" />
+                <x-text-input
+                    id="line_id"
+                    name="line_id"
+                    type="text"
+                    class="mt-1 block w-full"
+                    :value="old('line_id', optional($member)->line_id)"
+                    maxlength="100"
+                    autocomplete="off"
+                />
+                <x-input-error class="mt-2" :messages="$errors->get('line_id')" />
+            </div>
+        </div>
+
+        <div class="grid gap-4 sm:grid-cols-2">
             <div>
                 <x-input-label for="phone_home" :value="__('Home Phone')" />
                 <x-text-input