diff --git a/app/Invoice/Actions/InvoiceSendAction.php b/app/Invoice/Actions/InvoiceSendAction.php
index 9fb3cc66..e66d8b5b 100644
--- a/app/Invoice/Actions/InvoiceSendAction.php
+++ b/app/Invoice/Actions/InvoiceSendAction.php
@@ -4,7 +4,6 @@ namespace App\Invoice\Actions;
 
 use App\Invoice\BillDocument;
 use App\Invoice\BillKind;
-use App\Invoice\Enums\InvoiceStatus;
 use App\Invoice\Mails\BillMail;
 use App\Invoice\Mails\RememberMail;
 use App\Invoice\Models\Invoice;
diff --git a/app/Invoice/InvoiceSettings.php b/app/Invoice/InvoiceSettings.php
index a29264de..e842d37f 100644
--- a/app/Invoice/InvoiceSettings.php
+++ b/app/Invoice/InvoiceSettings.php
@@ -28,6 +28,8 @@ class InvoiceSettings extends LocalSettings implements Indexable, Storeable
 
     public string $bic;
 
+    public int $rememberWeeks;
+
     public static function group(): string
     {
         return 'bill';
diff --git a/app/Invoice/Models/Invoice.php b/app/Invoice/Models/Invoice.php
index a0678852..733125d9 100644
--- a/app/Invoice/Models/Invoice.php
+++ b/app/Invoice/Models/Invoice.php
@@ -6,6 +6,7 @@ use App\Invoice\BillDocument;
 use App\Invoice\BillKind;
 use App\Invoice\Enums\InvoiceStatus;
 use App\Invoice\InvoiceDocument;
+use App\Invoice\InvoiceSettings;
 use App\Invoice\RememberDocument;
 use App\Invoice\Scopes\InvoiceFilterScope;
 use App\Member\Member;
@@ -111,13 +112,14 @@ class Invoice extends Model
      *
      * @return Builder<self>
      */
-    public function scopeWhereNeedsRemember(Builder $query): Builder
+    public function scopeWhereNeedsRemember(Builder $query, ?int $weeks = null): Builder
     {
+        $weeks = $weeks ?: app(InvoiceSettings::class)->rememberWeeks;
         return $query
             ->where('status', InvoiceStatus::SENT)
             ->whereNotNull('sent_at')
             ->whereNotNull('last_remembered_at')
-            ->where('last_remembered_at', '<=', now()->subMonths(3));
+            ->where('last_remembered_at', '<=', now()->subWeeks($weeks));
     }
 
     /**
diff --git a/app/Invoice/SettingIndexAction.php b/app/Invoice/SettingIndexAction.php
index 6a8f13cd..11341622 100644
--- a/app/Invoice/SettingIndexAction.php
+++ b/app/Invoice/SettingIndexAction.php
@@ -26,6 +26,7 @@ class SettingIndexAction
             'zip' => $settings->zip,
             'iban' => $settings->iban,
             'bic' => $settings->bic,
+            'remember_weeks' => $settings->rememberWeeks,
         ];
     }
 
diff --git a/app/Invoice/SettingSaveAction.php b/app/Invoice/SettingSaveAction.php
index 539620da..38b0ec0f 100644
--- a/app/Invoice/SettingSaveAction.php
+++ b/app/Invoice/SettingSaveAction.php
@@ -28,6 +28,7 @@ class SettingSaveAction
             'zip' => $input['zip'] ?? '',
             'iban' => $input['iban'] ?? '',
             'bic' => $input['bic'] ?? '',
+            'rememberWeeks' => $input['remember_weeks'] ?? 1,
         ]);
 
         $settings->save();
diff --git a/database/settings/2024_07_31_211952_create_invoice_remember_weeks_setting.php b/database/settings/2024_07_31_211952_create_invoice_remember_weeks_setting.php
new file mode 100644
index 00000000..d1b0fe96
--- /dev/null
+++ b/database/settings/2024_07_31_211952_create_invoice_remember_weeks_setting.php
@@ -0,0 +1,11 @@
+<?php
+
+use Spatie\LaravelSettings\Migrations\SettingsMigration;
+
+return new class extends SettingsMigration
+{
+    public function up(): void
+    {
+        $this->migrator->add('bill.rememberWeeks', 12);
+    }
+};
diff --git a/resources/js/views/setting/Bill.vue b/resources/js/views/setting/Bill.vue
index 0671eb91..76193419 100644
--- a/resources/js/views/setting/Bill.vue
+++ b/resources/js/views/setting/Bill.vue
@@ -17,6 +17,7 @@
                 <f-text id="website" v-model="inner.website" label="Webseite"></f-text>
                 <f-text id="iban" v-model="inner.iban" label="IBAN"></f-text>
                 <f-text id="bic" v-model="inner.bic" label="BIC"></f-text>
+                <f-text id="remember_weeks" v-model="inner.remember_weeks" type="number" label="Erinnerung alle X Wochen versenden"></f-text>
             </form>
         </setting-layout>
     </page-layout>
diff --git a/tests/Feature/Invoice/InvoiceSendActionTest.php b/tests/Feature/Invoice/InvoiceSendActionTest.php
index 807d021a..83b8dc66 100644
--- a/tests/Feature/Invoice/InvoiceSendActionTest.php
+++ b/tests/Feature/Invoice/InvoiceSendActionTest.php
@@ -6,6 +6,7 @@ use App\Invoice\Actions\InvoiceSendAction;
 use App\Invoice\BillDocument;
 use App\Invoice\BillKind;
 use App\Invoice\Enums\InvoiceStatus;
+use App\Invoice\InvoiceSettings;
 use App\Invoice\Mails\BillMail;
 use App\Invoice\Mails\RememberMail;
 use App\Invoice\Models\Invoice;
@@ -76,6 +77,25 @@ class InvoiceSendActionTest extends TestCase
         Mail::assertNotSent(RememberMail::class);
     }
 
+    public function testItRemembersWhenWeeksSettingIsReached(): void
+    {
+        Mail::fake();
+        $this->withoutExceptionHandling()->login()->loginNami();
+        Invoice::factory()
+            ->has(InvoicePosition::factory()->withMember(), 'positions')
+            ->via(BillKind::EMAIL)
+            ->status(InvoiceStatus::SENT)
+            ->create(['sent_at' => now()->subYear(), 'last_remembered_at' => now()->subWeeks(5)->subDay()]);
+
+        app(InvoiceSettings::class)->fill(['rememberWeeks' => 6])->save();
+        InvoiceSendAction::run();
+        Mail::assertNotSent(RememberMail::class);
+
+        app(InvoiceSettings::class)->fill(['rememberWeeks' => 5])->save();
+        InvoiceSendAction::run();
+        Mail::assertSent(RememberMail::class);
+    }
+
     public function testItDoesntSendPostInvoices(): void
     {
         Mail::fake();
diff --git a/tests/Feature/Invoice/SettingTest.php b/tests/Feature/Invoice/SettingTest.php
index c4c4f16b..3e451023 100644
--- a/tests/Feature/Invoice/SettingTest.php
+++ b/tests/Feature/Invoice/SettingTest.php
@@ -24,6 +24,7 @@ class SettingTest extends TestCase
             'zip' => '12345',
             'iban' => 'DE05',
             'bic' => 'SOLSDE',
+            'rememberWeeks' => 6
         ]);
 
         $response = $this->get('/setting/bill');
@@ -40,6 +41,7 @@ class SettingTest extends TestCase
             'zip' => '12345',
             'iban' => 'DE05',
             'bic' => 'SOLSDE',
+            'remember_weeks' => 6
         ], $response, 'data');
     }
 
@@ -77,6 +79,7 @@ class SettingTest extends TestCase
             'zip' => '12345',
             'iban' => 'DE05',
             'bic' => 'SOLSDE',
+            'remember_weeks' => 10
         ]);
 
         $response->assertRedirect('/setting/bill');
@@ -84,5 +87,6 @@ class SettingTest extends TestCase
         $this->assertEquals('DPSG Stamm Muster', $settings->from_long);
         $this->assertEquals('DE05', $settings->iban);
         $this->assertEquals('SOLSDE', $settings->bic);
+        $this->assertEquals(10, $settings->rememberWeeks);
     }
 }