diff --git a/app/Api/V1/Requests/Data/Bulk/MoveTransactionsRequest.php b/app/Api/V1/Requests/Data/Bulk/MoveTransactionsRequest.php
index 47ddfb65f9..30afe54219 100644
--- a/app/Api/V1/Requests/Data/Bulk/MoveTransactionsRequest.php
+++ b/app/Api/V1/Requests/Data/Bulk/MoveTransactionsRequest.php
@@ -43,8 +43,8 @@ class MoveTransactionsRequest extends FormRequest
     public function getAll(): array
     {
         return [
-            'original_account'    => $this->integer('original_account'),
-            'destination_account' => $this->integer('destination_account'),
+            'original_account'    => $this->convertInteger('original_account'),
+            'destination_account' => $this->convertInteger('destination_account'),
         ];
     }
 
diff --git a/app/Api/V1/Requests/Models/Account/StoreRequest.php b/app/Api/V1/Requests/Models/Account/StoreRequest.php
index 2da7798692..e198c0a88a 100644
--- a/app/Api/V1/Requests/Models/Account/StoreRequest.php
+++ b/app/Api/V1/Requests/Models/Account/StoreRequest.php
@@ -61,8 +61,8 @@ class StoreRequest extends FormRequest
             'include_net_worth'       => $includeNetWorth,
             'account_type_name'       => $this->convertString('type'),
             'account_type_id'         => null,
-            'currency_id'             => $this->integer('currency_id'),
-            'order'                   => $this->integer('order'),
+            'currency_id'             => $this->convertInteger('currency_id'),
+            'order'                   => $this->convertInteger('order'),
             'currency_code'           => $this->convertString('currency_code'),
             'virtual_balance'         => $this->convertString('virtual_balance'),
             'iban'                    => $this->convertString('iban'),
diff --git a/app/Api/V1/Requests/Models/Account/UpdateRequest.php b/app/Api/V1/Requests/Models/Account/UpdateRequest.php
index 606e2a253b..83c852a837 100644
--- a/app/Api/V1/Requests/Models/Account/UpdateRequest.php
+++ b/app/Api/V1/Requests/Models/Account/UpdateRequest.php
@@ -67,8 +67,8 @@ class UpdateRequest extends FormRequest
             'notes'                   => ['notes', 'stringWithNewlines'],
             'interest'                => ['interest', 'convertString'],
             'interest_period'         => ['interest_period', 'convertString'],
-            'order'                   => ['order', 'integer'],
-            'currency_id'             => ['currency_id', 'integer'],
+            'order'                   => ['order', 'convertInteger'],
+            'currency_id'             => ['currency_id', 'convertInteger'],
             'currency_code'           => ['currency_code', 'convertString'],
             'liability_direction'     => ['liability_direction', 'convertString'],
             'liability_amount'        => ['liability_amount', 'convertString'],
diff --git a/app/Api/V1/Requests/Models/Attachment/StoreRequest.php b/app/Api/V1/Requests/Models/Attachment/StoreRequest.php
index 0099f69146..96fa752803 100644
--- a/app/Api/V1/Requests/Models/Attachment/StoreRequest.php
+++ b/app/Api/V1/Requests/Models/Attachment/StoreRequest.php
@@ -49,7 +49,7 @@ class StoreRequest extends FormRequest
             'title'           => $this->convertString('title'),
             'notes'           => $this->stringWithNewlines('notes'),
             'attachable_type' => $this->convertString('attachable_type'),
-            'attachable_id'   => $this->integer('attachable_id'),
+            'attachable_id'   => $this->convertInteger('attachable_id'),
         ];
     }
 
diff --git a/app/Api/V1/Requests/Models/Attachment/UpdateRequest.php b/app/Api/V1/Requests/Models/Attachment/UpdateRequest.php
index 0dd11131af..0727ea50c9 100644
--- a/app/Api/V1/Requests/Models/Attachment/UpdateRequest.php
+++ b/app/Api/V1/Requests/Models/Attachment/UpdateRequest.php
@@ -49,7 +49,7 @@ class UpdateRequest extends FormRequest
             'title'           => ['title', 'convertString'],
             'notes'           => ['notes', 'stringWithNewlines'],
             'attachable_type' => ['attachable_type', 'convertString'],
-            'attachable_id'   => ['attachable_id', 'integer'],
+            'attachable_id'   => ['attachable_id', 'convertInteger'],
         ];
 
         return $this->getAllData($fields);
diff --git a/app/Api/V1/Requests/Models/AvailableBudget/Request.php b/app/Api/V1/Requests/Models/AvailableBudget/Request.php
index 30210f2898..694015c1cf 100644
--- a/app/Api/V1/Requests/Models/AvailableBudget/Request.php
+++ b/app/Api/V1/Requests/Models/AvailableBudget/Request.php
@@ -47,7 +47,7 @@ class Request extends FormRequest
     {
         // this is the way:
         $fields = [
-            'currency_id'   => ['currency_id', 'integer'],
+            'currency_id'   => ['currency_id', 'convertInteger'],
             'currency_code' => ['currency_code', 'convertString'],
             'amount'        => ['amount', 'convertString'],
             'start'         => ['start', 'date'],
diff --git a/app/Api/V1/Requests/Models/Bill/StoreRequest.php b/app/Api/V1/Requests/Models/Bill/StoreRequest.php
index 75f64d9f88..5e3c757dfd 100644
--- a/app/Api/V1/Requests/Models/Bill/StoreRequest.php
+++ b/app/Api/V1/Requests/Models/Bill/StoreRequest.php
@@ -52,17 +52,17 @@ class StoreRequest extends FormRequest
             'name'               => ['name', 'convertString'],
             'amount_min'         => ['amount_min', 'convertString'],
             'amount_max'         => ['amount_max', 'convertString'],
-            'currency_id'        => ['currency_id', 'integer'],
+            'currency_id'        => ['currency_id', 'convertInteger'],
             'currency_code'      => ['currency_code', 'convertString'],
             'date'               => ['date', 'date'],
             'end_date'           => ['end_date', 'date'],
             'extension_date'     => ['extension_date', 'date'],
             'repeat_freq'        => ['repeat_freq', 'convertString'],
-            'skip'               => ['skip', 'integer'],
+            'skip'               => ['skip', 'convertInteger'],
             'active'             => ['active', 'boolean'],
-            'order'              => ['order', 'integer'],
+            'order'              => ['order', 'convertInteger'],
             'notes'              => ['notes', 'stringWithNewlines'],
-            'object_group_id'    => ['object_group_id', 'integer'],
+            'object_group_id'    => ['object_group_id', 'convertInteger'],
             'object_group_title' => ['object_group_title', 'convertString'],
         ];
 
diff --git a/app/Api/V1/Requests/Models/Bill/UpdateRequest.php b/app/Api/V1/Requests/Models/Bill/UpdateRequest.php
index 07c5206b37..0159fe68ed 100644
--- a/app/Api/V1/Requests/Models/Bill/UpdateRequest.php
+++ b/app/Api/V1/Requests/Models/Bill/UpdateRequest.php
@@ -50,17 +50,17 @@ class UpdateRequest extends FormRequest
             'name'               => ['name', 'convertString'],
             'amount_min'         => ['amount_min', 'convertString'],
             'amount_max'         => ['amount_max', 'convertString'],
-            'currency_id'        => ['currency_id', 'integer'],
+            'currency_id'        => ['currency_id', 'convertInteger'],
             'currency_code'      => ['currency_code', 'convertString'],
             'date'               => ['date', 'date'],
             'end_date'           => ['end_date', 'date'],
             'extension_date'     => ['extension_date', 'date'],
             'repeat_freq'        => ['repeat_freq', 'convertString'],
-            'skip'               => ['skip', 'integer'],
+            'skip'               => ['skip', 'convertInteger'],
             'active'             => ['active', 'boolean'],
-            'order'              => ['order', 'integer'],
+            'order'              => ['order', 'convertInteger'],
             'notes'              => ['notes', 'stringWithNewlines'],
-            'object_group_id'    => ['object_group_id', 'integer'],
+            'object_group_id'    => ['object_group_id', 'convertInteger'],
             'object_group_title' => ['object_group_title', 'convertString'],
         ];
 
diff --git a/app/Api/V1/Requests/Models/Budget/StoreRequest.php b/app/Api/V1/Requests/Models/Budget/StoreRequest.php
index 75948a1c41..0398b7e5b5 100644
--- a/app/Api/V1/Requests/Models/Budget/StoreRequest.php
+++ b/app/Api/V1/Requests/Models/Budget/StoreRequest.php
@@ -49,11 +49,11 @@ class StoreRequest extends FormRequest
         $fields = [
             'name'               => ['name', 'convertString'],
             'active'             => ['active', 'boolean'],
-            'order'              => ['active', 'integer'],
+            'order'              => ['active', 'convertInteger'],
             'notes'              => ['notes', 'convertString'],
 
             // auto budget currency:
-            'currency_id'        => ['auto_budget_currency_id', 'integer'],
+            'currency_id'        => ['auto_budget_currency_id', 'convertInteger'],
             'currency_code'      => ['auto_budget_currency_code', 'convertString'],
             'auto_budget_type'   => ['auto_budget_type', 'convertString'],
             'auto_budget_amount' => ['auto_budget_amount', 'convertString'],
diff --git a/app/Api/V1/Requests/Models/Budget/UpdateRequest.php b/app/Api/V1/Requests/Models/Budget/UpdateRequest.php
index 1c1c04302e..230edd7cd9 100644
--- a/app/Api/V1/Requests/Models/Budget/UpdateRequest.php
+++ b/app/Api/V1/Requests/Models/Budget/UpdateRequest.php
@@ -50,9 +50,9 @@ class UpdateRequest extends FormRequest
         $fields  = [
             'name'               => ['name', 'convertString'],
             'active'             => ['active', 'boolean'],
-            'order'              => ['order', 'integer'],
+            'order'              => ['order', 'convertInteger'],
             'notes'              => ['notes', 'convertString'],
-            'currency_id'        => ['auto_budget_currency_id', 'integer'],
+            'currency_id'        => ['auto_budget_currency_id', 'convertInteger'],
             'currency_code'      => ['auto_budget_currency_code', 'convertString'],
             'auto_budget_type'   => ['auto_budget_type', 'convertString'],
             'auto_budget_amount' => ['auto_budget_amount', 'convertString'],
diff --git a/app/Api/V1/Requests/Models/BudgetLimit/StoreRequest.php b/app/Api/V1/Requests/Models/BudgetLimit/StoreRequest.php
index 944ac431aa..f2d98b5017 100644
--- a/app/Api/V1/Requests/Models/BudgetLimit/StoreRequest.php
+++ b/app/Api/V1/Requests/Models/BudgetLimit/StoreRequest.php
@@ -47,7 +47,7 @@ class StoreRequest extends FormRequest
             'start'         => $this->getCarbonDate('start'),
             'end'           => $this->getCarbonDate('end'),
             'amount'        => $this->convertString('amount'),
-            'currency_id'   => $this->integer('currency_id'),
+            'currency_id'   => $this->convertInteger('currency_id'),
             'currency_code' => $this->convertString('currency_code'),
         ];
     }
diff --git a/app/Api/V1/Requests/Models/BudgetLimit/UpdateRequest.php b/app/Api/V1/Requests/Models/BudgetLimit/UpdateRequest.php
index bde29867b0..abc6936abc 100644
--- a/app/Api/V1/Requests/Models/BudgetLimit/UpdateRequest.php
+++ b/app/Api/V1/Requests/Models/BudgetLimit/UpdateRequest.php
@@ -49,7 +49,7 @@ class UpdateRequest extends FormRequest
             'start'         => ['start', 'date'],
             'end'           => ['end', 'date'],
             'amount'        => ['amount', 'convertString'],
-            'currency_id'   => ['currency_id', 'integer'],
+            'currency_id'   => ['currency_id', 'convertInteger'],
             'currency_code' => ['currency_code', 'convertString'],
         ];
 
diff --git a/app/Api/V1/Requests/Models/ObjectGroup/UpdateRequest.php b/app/Api/V1/Requests/Models/ObjectGroup/UpdateRequest.php
index 44f1e2d863..e0c3e12c66 100644
--- a/app/Api/V1/Requests/Models/ObjectGroup/UpdateRequest.php
+++ b/app/Api/V1/Requests/Models/ObjectGroup/UpdateRequest.php
@@ -44,7 +44,7 @@ class UpdateRequest extends FormRequest
     {
         $fields = [
             'title' => ['title', 'convertString'],
-            'order' => ['order', 'integer'],
+            'order' => ['order', 'convertInteger'],
         ];
 
         return $this->getAllData($fields);
diff --git a/app/Api/V1/Requests/Models/PiggyBank/StoreRequest.php b/app/Api/V1/Requests/Models/PiggyBank/StoreRequest.php
index aab5cfee20..768fd93020 100644
--- a/app/Api/V1/Requests/Models/PiggyBank/StoreRequest.php
+++ b/app/Api/V1/Requests/Models/PiggyBank/StoreRequest.php
@@ -44,17 +44,17 @@ class StoreRequest extends FormRequest
     public function getAll(): array
     {
         $fields                     = [
-            'order' => ['order', 'integer'],
+            'order' => ['order', 'convertInteger'],
         ];
         $data                       = $this->getAllData($fields);
         $data['name']               = $this->convertString('name');
-        $data['account_id']         = $this->integer('account_id');
+        $data['account_id']         = $this->convertInteger('account_id');
         $data['targetamount']       = $this->convertString('target_amount');
         $data['current_amount']     = $this->convertString('current_amount');
         $data['startdate']          = $this->getCarbonDate('start_date');
         $data['targetdate']         = $this->getCarbonDate('target_date');
         $data['notes']              = $this->stringWithNewlines('notes');
-        $data['object_group_id']    = $this->integer('object_group_id');
+        $data['object_group_id']    = $this->convertInteger('object_group_id');
         $data['object_group_title'] = $this->convertString('object_group_title');
 
         return $data;
diff --git a/app/Api/V1/Requests/Models/PiggyBank/UpdateRequest.php b/app/Api/V1/Requests/Models/PiggyBank/UpdateRequest.php
index 04b7a87b85..189a4a4360 100644
--- a/app/Api/V1/Requests/Models/PiggyBank/UpdateRequest.php
+++ b/app/Api/V1/Requests/Models/PiggyBank/UpdateRequest.php
@@ -47,15 +47,15 @@ class UpdateRequest extends FormRequest
     {
         $fields = [
             'name'               => ['name', 'convertString'],
-            'account_id'         => ['account_id', 'integer'],
+            'account_id'         => ['account_id', 'convertInteger'],
             'targetamount'       => ['target_amount', 'convertString'],
             'current_amount'     => ['current_amount', 'convertString'],
             'startdate'          => ['start_date', 'date'],
             'targetdate'         => ['target_date', 'convertString'],
             'notes'              => ['notes', 'stringWithNewlines'],
-            'order'              => ['order', 'integer'],
+            'order'              => ['order', 'convertInteger'],
             'object_group_title' => ['object_group_title', 'convertString'],
-            'object_group_id'    => ['object_group_id', 'integer'],
+            'object_group_id'    => ['object_group_id', 'convertInteger'],
         ];
 
         return $this->getAllData($fields);
diff --git a/app/Api/V1/Requests/Models/Recurrence/StoreRequest.php b/app/Api/V1/Requests/Models/Recurrence/StoreRequest.php
index f0515f35ac..5235446ea0 100644
--- a/app/Api/V1/Requests/Models/Recurrence/StoreRequest.php
+++ b/app/Api/V1/Requests/Models/Recurrence/StoreRequest.php
@@ -54,7 +54,7 @@ class StoreRequest extends FormRequest
             'description'       => ['description', 'convertString'],
             'first_date'        => ['first_date', 'date'],
             'repeat_until'      => ['repeat_until', 'date'],
-            'nr_of_repetitions' => ['nr_of_repetitions', 'integer'],
+            'nr_of_repetitions' => ['nr_of_repetitions', 'convertInteger'],
             'apply_rules'       => ['apply_rules', 'boolean'],
             'active'            => ['active', 'boolean'],
             'notes'             => ['notes', 'stringWithNewlines'],
diff --git a/app/Api/V1/Requests/Models/Recurrence/UpdateRequest.php b/app/Api/V1/Requests/Models/Recurrence/UpdateRequest.php
index 5999b57ce2..0df8810a08 100644
--- a/app/Api/V1/Requests/Models/Recurrence/UpdateRequest.php
+++ b/app/Api/V1/Requests/Models/Recurrence/UpdateRequest.php
@@ -55,7 +55,7 @@ class UpdateRequest extends FormRequest
             'description'       => ['description', 'convertString'],
             'first_date'        => ['first_date', 'date'],
             'repeat_until'      => ['repeat_until', 'date'],
-            'nr_of_repetitions' => ['nr_of_repetitions', 'integer'],
+            'nr_of_repetitions' => ['nr_of_repetitions', 'convertInteger'],
             'apply_rules'       => ['apply_rules', 'boolean'],
             'active'            => ['active', 'boolean'],
             'notes'             => ['notes', 'convertString'],
diff --git a/app/Api/V1/Requests/Models/Rule/StoreRequest.php b/app/Api/V1/Requests/Models/Rule/StoreRequest.php
index f82b3fa7bb..042d9051c8 100644
--- a/app/Api/V1/Requests/Models/Rule/StoreRequest.php
+++ b/app/Api/V1/Requests/Models/Rule/StoreRequest.php
@@ -48,8 +48,8 @@ class StoreRequest extends FormRequest
         $fields = [
             'title'            => ['title', 'convertString'],
             'description'      => ['description', 'convertString'],
-            'rule_group_id'    => ['rule_group_id', 'integer'],
-            'order'            => ['order', 'integer'],
+            'rule_group_id'    => ['rule_group_id', 'convertInteger'],
+            'order'            => ['order', 'convertInteger'],
             'rule_group_title' => ['rule_group_title', 'convertString'],
             'trigger'          => ['trigger', 'convertString'],
             'strict'           => ['strict', 'boolean'],
diff --git a/app/Api/V1/Requests/Models/Rule/UpdateRequest.php b/app/Api/V1/Requests/Models/Rule/UpdateRequest.php
index cad045491e..b3746488ef 100644
--- a/app/Api/V1/Requests/Models/Rule/UpdateRequest.php
+++ b/app/Api/V1/Requests/Models/Rule/UpdateRequest.php
@@ -48,12 +48,12 @@ class UpdateRequest extends FormRequest
         $fields = [
             'title'           => ['title', 'convertString'],
             'description'     => ['description', 'stringWithNewlines'],
-            'rule_group_id'   => ['rule_group_id', 'integer'],
+            'rule_group_id'   => ['rule_group_id', 'convertInteger'],
             'trigger'         => ['trigger', 'convertString'],
             'strict'          => ['strict', 'boolean'],
             'stop_processing' => ['stop_processing', 'boolean'],
             'active'          => ['active', 'boolean'],
-            'order'           => ['order', 'integer'],
+            'order'           => ['order', 'convertInteger'],
         ];
 
         $return   = $this->getAllData($fields);
diff --git a/app/Api/V1/Requests/Models/RuleGroup/StoreRequest.php b/app/Api/V1/Requests/Models/RuleGroup/StoreRequest.php
index 5bb4904cd2..1bfa8f5475 100644
--- a/app/Api/V1/Requests/Models/RuleGroup/StoreRequest.php
+++ b/app/Api/V1/Requests/Models/RuleGroup/StoreRequest.php
@@ -49,7 +49,7 @@ class StoreRequest extends FormRequest
             $active = $this->boolean('active');
         }
         if (null !== $this->get('order')) {
-            $order = $this->integer('order');
+            $order = $this->convertInteger('order');
         }
 
         return [
diff --git a/app/Api/V1/Requests/Models/RuleGroup/UpdateRequest.php b/app/Api/V1/Requests/Models/RuleGroup/UpdateRequest.php
index 330dc52b49..0efada299e 100644
--- a/app/Api/V1/Requests/Models/RuleGroup/UpdateRequest.php
+++ b/app/Api/V1/Requests/Models/RuleGroup/UpdateRequest.php
@@ -48,7 +48,7 @@ class UpdateRequest extends FormRequest
             'title'       => ['title', 'convertString'],
             'description' => ['description', 'stringWithNewlines'],
             'active'      => ['active', 'boolean'],
-            'order'       => ['order', 'integer'],
+            'order'       => ['order', 'convertInteger'],
         ];
 
         return $this->getAllData($fields);
diff --git a/app/Api/V1/Requests/Models/TransactionCurrency/StoreRequest.php b/app/Api/V1/Requests/Models/TransactionCurrency/StoreRequest.php
index b7995396cf..f0fe87c6d7 100644
--- a/app/Api/V1/Requests/Models/TransactionCurrency/StoreRequest.php
+++ b/app/Api/V1/Requests/Models/TransactionCurrency/StoreRequest.php
@@ -57,7 +57,7 @@ class StoreRequest extends FormRequest
             'name'           => $this->convertString('name'),
             'code'           => $this->convertString('code'),
             'symbol'         => $this->convertString('symbol'),
-            'decimal_places' => $this->integer('decimal_places'),
+            'decimal_places' => $this->convertInteger('decimal_places'),
             'default'        => $default,
             'enabled'        => $enabled,
         ];
diff --git a/app/Api/V1/Requests/Models/TransactionCurrency/UpdateRequest.php b/app/Api/V1/Requests/Models/TransactionCurrency/UpdateRequest.php
index 80ece22ce8..df72125217 100644
--- a/app/Api/V1/Requests/Models/TransactionCurrency/UpdateRequest.php
+++ b/app/Api/V1/Requests/Models/TransactionCurrency/UpdateRequest.php
@@ -49,7 +49,7 @@ class UpdateRequest extends FormRequest
             'name'           => ['name', 'convertString'],
             'code'           => ['code', 'convertString'],
             'symbol'         => ['symbol', 'convertString'],
-            'decimal_places' => ['decimal_places', 'integer'],
+            'decimal_places' => ['decimal_places', 'convertInteger'],
             'default'        => ['default', 'boolean'],
             'enabled'        => ['enabled', 'boolean'],
         ];
diff --git a/app/Api/V1/Requests/Models/TransactionLink/StoreRequest.php b/app/Api/V1/Requests/Models/TransactionLink/StoreRequest.php
index 07763da9c4..9473a75a42 100644
--- a/app/Api/V1/Requests/Models/TransactionLink/StoreRequest.php
+++ b/app/Api/V1/Requests/Models/TransactionLink/StoreRequest.php
@@ -46,10 +46,10 @@ class StoreRequest extends FormRequest
     public function getAll(): array
     {
         return [
-            'link_type_id'   => $this->integer('link_type_id'),
+            'link_type_id'   => $this->convertInteger('link_type_id'),
             'link_type_name' => $this->convertString('link_type_name'),
-            'inward_id'      => $this->integer('inward_id'),
-            'outward_id'     => $this->integer('outward_id'),
+            'inward_id'      => $this->convertInteger('inward_id'),
+            'outward_id'     => $this->convertInteger('outward_id'),
             'notes'          => $this->stringWithNewlines('notes'),
         ];
     }
diff --git a/app/Api/V1/Requests/Models/TransactionLink/UpdateRequest.php b/app/Api/V1/Requests/Models/TransactionLink/UpdateRequest.php
index a70ffa34ea..0649b832c8 100644
--- a/app/Api/V1/Requests/Models/TransactionLink/UpdateRequest.php
+++ b/app/Api/V1/Requests/Models/TransactionLink/UpdateRequest.php
@@ -46,10 +46,10 @@ class UpdateRequest extends FormRequest
     public function getAll(): array
     {
         return [
-            'link_type_id'   => $this->integer('link_type_id'),
+            'link_type_id'   => $this->convertInteger('link_type_id'),
             'link_type_name' => $this->convertString('link_type_name'),
-            'inward_id'      => $this->integer('inward_id'),
-            'outward_id'     => $this->integer('outward_id'),
+            'inward_id'      => $this->convertInteger('inward_id'),
+            'outward_id'     => $this->convertInteger('outward_id'),
             'notes'          => $this->stringWithNewlines('notes'),
         ];
     }
diff --git a/app/Api/V1/Requests/System/UpdateRequest.php b/app/Api/V1/Requests/System/UpdateRequest.php
index 5d96d360b8..fddaa7cb80 100644
--- a/app/Api/V1/Requests/System/UpdateRequest.php
+++ b/app/Api/V1/Requests/System/UpdateRequest.php
@@ -54,7 +54,7 @@ class UpdateRequest extends FormRequest
                 return ['value' => $this->boolean('value')];
             case 'configuration.permission_update_check':
             case 'configuration.last_update_check':
-                return ['value' => $this->integer('value')];
+                return ['value' => $this->convertInteger('value')];
         }
 
         return ['value' => $this->convertString('value')];