diff --git a/src/Filter/In.php b/src/Filter/In.php
index 59f00fb9d5bd35af058f5badf66054dcb74c317a..ab23187bb6f3461371695fbaa436aab6ced662a4 100644
--- a/src/Filter/In.php
+++ b/src/Filter/In.php
@@ -5,12 +5,18 @@ declare(strict_types=1);
 namespace IQDEV\Packages\DoctrineHttpFilter\Filter;
 
 use Doctrine\ORM\QueryBuilder;
+use IQDEV\Packages\DoctrineHttpFilter\Exception\FilterParameterValueIsNullException;
 use IQDEV\Packages\DoctrineHttpFilter\HttpFilter;
 
 final class In extends HttpFilter
 {
+    /** @throws FilterParameterValueIsNullException */
     public function addToQuery(QueryBuilder $queryBuilder): QueryBuilder
     {
+        if ($this->getHttpValue() === null) {
+            throw new FilterParameterValueIsNullException($this->field);
+        }
+
         $values = array_map(fn($value) => '\'' . $value . '\'', $this->getHttpValue());
         $stringValues = implode(',', $values);