diff --git a/application/Espo/Classes/FieldValidators/IntType.php b/application/Espo/Classes/FieldValidators/IntType.php
index e8f36d5025..a48a0b3edc 100644
--- a/application/Espo/Classes/FieldValidators/IntType.php
+++ b/application/Espo/Classes/FieldValidators/IntType.php
@@ -29,16 +29,54 @@
 
 namespace Espo\Classes\FieldValidators;
 
+use Doctrine\DBAL\Types\Types;
+use Espo\ORM\Defs;
 use Espo\ORM\Entity;
 use stdClass;
 
 class IntType
 {
+    public function __construct(
+        private Defs $defs,
+    ) {}
+
     public function checkRequired(Entity $entity, string $field): bool
     {
         return $this->isNotEmpty($entity, $field);
     }
 
+    /** @noinspection PhpUnused */
+    public function checkRangeInternal(Entity $entity, string $field): bool
+    {
+        $value = $entity->get($field);
+
+        if ($value === null) {
+            return true;
+        }
+
+        $dbType = $this->defs
+            ->getEntity($entity->getEntityType())
+            ->tryGetAttribute($field)
+            ?->getParam('dbType') ?? Types::INTEGER;
+
+        $ranges = [
+            Types::INTEGER => [-2147483648, 2147483647],
+            Types::SMALLINT => [-32768, 32767],
+        ];
+
+        $range = $ranges[$dbType] ?? null;
+
+        if (!$range) {
+            return true;
+        }
+
+        if ($value < $range[0] || $value > $range[1]) {
+            return false;
+        }
+
+        return true;
+    }
+
     /**
      * @param mixed $validationValue
      * @noinspection PhpUnused
diff --git a/application/Espo/Resources/metadata/fields/int.json b/application/Espo/Resources/metadata/fields/int.json
index 513c104d78..774e199289 100644
--- a/application/Espo/Resources/metadata/fields/int.json
+++ b/application/Espo/Resources/metadata/fields/int.json
@@ -40,7 +40,8 @@
         "max"
     ],
     "mandatoryValidationList": [
-        "valid"
+        "valid",
+        "rangeInternal"
     ],
     "filter": true,
     "textFilter": true,