diff --git a/src/Traits/SearchTrait.php b/src/Traits/SearchTrait.php
index 0812eb4a..64145a06 100644
--- a/src/Traits/SearchTrait.php
+++ b/src/Traits/SearchTrait.php
@@ -57,19 +57,24 @@ public function paginate(): LengthAwarePaginator
      */
     public function filterBy(string $field, ?string $filterName = null): self
     {
-        if (empty($filterName)) {
-            if (Str::contains($field, '.')) {
-                list ($filterName) = extract_last_part($field);
-            } else {
-                $filterName = $field;
-            }
-        }
+        $filterName ??= $this->getFilterName($field);
 
         if (Arr::has($this->filter, $filterName)) {
-            $values = Arr::wrap($this->filter[$filterName]);
+            $this->applyWhereCallback($this->query, $field, function (&$query, $conditionField) use ($filterName) {
+                $query->where($conditionField, $this->filter[$filterName]);
+            });
+        }
+
+        return $this;
+    }
+
+    public function filterByList(string $field, ?string $filterName = null): self
+    {
+        $filterName ??= $this->getFilterName($field);
 
-            $this->applyWhereCallback($this->query, $field, function (&$query, $conditionField) use ($values) {
-                $query->whereIn($conditionField, $values);
+        if (Arr::has($this->filter, $filterName)) {
+            $this->applyWhereCallback($this->query, $field, function (&$query, $conditionField) use ($filterName) {
+                $query->whereIn($conditionField, $this->filter[$filterName]);
             });
         }
 
@@ -145,7 +150,7 @@ public function searchQuery(array $filter = []): self
                     $this->filterTo($field, false, $fieldName);
                 } elseif (Str::endsWith($fieldName, '_in_list')) {
                     $field = Str::replace('_in_list', '', $fieldName);
-                    $this->query->whereIn($field, $value);
+                    $this->filterByList($field, $fieldName);
                 } else {
                     $this->filterBy($fieldName);
                 }
@@ -385,4 +390,13 @@ protected function postQueryHook(): void
             $this->withCount([]);
         }
     }
+
+    protected function getFilterName(string $field): string
+    {
+        if (Str::contains($field, '.')) {
+            [$field] = extract_last_part($field);
+        }
+
+        return $field;
+    }
 }
diff --git a/tests/SearchTraitTest.php b/tests/SearchTraitTest.php
index 77b80bbc..50007ec8 100644
--- a/tests/SearchTraitTest.php
+++ b/tests/SearchTraitTest.php
@@ -253,6 +253,44 @@ public function testSearchQueryWithFilters()
             ->getSearchResults();
     }
 
+    public function testSearchQueryWithNullFilters()
+    {
+        $this->mockSelectWithAggregate(
+            'select count(*) as aggregate from `test_models` where `user_id` is null and `test_models`.`deleted_at` is null'
+        );
+
+        $this->mockSelect(
+            'select * from `test_models` where `user_id` is null and `test_models`.`deleted_at` is null order by `id` asc limit 15 offset 0'
+        );
+
+        $this->testRepositoryClass
+            ->searchQuery(['user_id' => null])
+            ->getSearchResults();
+    }
+
+    public function testSearchQueryWithListFilters()
+    {
+        $this->setAdditionalReservedFiltersMethod->invokeArgs($this->testRepositoryClass, [
+            'user_id'
+        ]);
+
+        $this->mockSelectWithAggregate(
+            'select count(*) as aggregate from `test_models` where `user_id` in (?, ?, ?) and `test_models`.`deleted_at` is null',
+            [1, 2, 3]
+        );
+
+        $this->mockSelect(
+            'select * from `test_models` where `user_id` in (?, ?, ?) and `test_models`.`deleted_at` is null order by `id` asc limit 15 offset 0',
+            [],
+            [1, 2, 3]
+        );
+
+        $this->testRepositoryClass
+            ->searchQuery(['user_id' => [1, 2, 3]])
+            ->filterByList('user_id')
+            ->getSearchResults();
+    }
+
     public function testSearchQueryWithFiltersFunctions()
     {
         $this->shouldSettablePropertiesBeResetProperty->setValue($this->testRepositoryClass, false);
@@ -273,4 +311,4 @@ public function testSearchQueryWithFiltersFunctions()
             ->filterLessThan('updated_at', Carbon::now())
             ->getSearchResults();
     }
-}
\ No newline at end of file
+}
diff --git a/tests/support/Traits/SqlMockTrait.php b/tests/support/Traits/SqlMockTrait.php
index a1144f6d..48f96eab 100644
--- a/tests/support/Traits/SqlMockTrait.php
+++ b/tests/support/Traits/SqlMockTrait.php
@@ -346,7 +346,7 @@ protected function mockGetSearchResultWithRelations(array $selectResult): void
             . "where ((`query_field` like '%search_string%') or exists (select * from `relation_models` "
             . "where `test_models`.`id` = `relation_models`.`test_model_id` "
             . "and (`another_query_field` like '%search_string%'))) and exists (select * from `relation_models` "
-            . "where `test_models`.`id` = `relation_models`.`test_model_id` and `name` in (?)) "
+            . "where `test_models`.`id` = `relation_models`.`test_model_id` and `name` = ?) "
             . "and `test_models`.`deleted_at` is null",
             ['some_value']
         );
@@ -359,7 +359,7 @@ protected function mockGetSearchResultWithRelations(array $selectResult): void
             . "where `test_models`.`id` = `relation_models`.`test_model_id` "
             . "and (`another_query_field` like '%search_string%'))) and "
             . "exists (select * from `relation_models` where `test_models`.`id` = `relation_models`.`test_model_id` "
-            . "and `name` in (?)) and `test_models`.`deleted_at` is null "
+            . "and `name` = ?) and `test_models`.`deleted_at` is null "
             . "order by `relation_id` asc, `id` asc limit 15 offset 0",
             $selectResult,
             ['some_value'],
@@ -370,7 +370,7 @@ protected function mockGetSearchResultWithFilters(array $selectResult): void
     {
         $this->mockSelectWithAggregate(
             "select count(*) as aggregate from `test_models` where `user_id` in (?, ?) and `user_id` "
-            . "not in (?, ?) and `name` in (?) and `date` >= ? and `date` <= ? "
+            . "not in (?, ?) and `name` = ? and `date` >= ? and `date` <= ? "
             . "and `created_at` >= ? and `created_at` <= ? and `updated_at` > ? "
             . "and `updated_at` < ? and `test_models`.`deleted_at` is null",
             [
@@ -390,7 +390,7 @@ protected function mockGetSearchResultWithFilters(array $selectResult): void
 
         $this->mockSelect(
             "select * from `test_models` where `user_id` in (?, ?) and `user_id` not in (?, ?) "
-            . "and `name` in (?) and `date` >= ? and `date` <= ? and `created_at` >= ? and `created_at` <= ? "
+            . "and `name` = ? and `date` >= ? and `date` <= ? and `created_at` >= ? and `created_at` <= ? "
             . "and `updated_at` > ? and `updated_at` < ? and `test_models`.`deleted_at` is null "
             . "order by `id` asc limit 15 offset 0",
             $selectResult,
@@ -500,4 +500,4 @@ protected function getPdo(): SingleConnectionProxy
 
         return $this->pdo;
     }
-}
\ No newline at end of file
+}