diff --git a/src/DataSource/DibiFluentDataSource.php b/src/DataSource/DibiFluentDataSource.php
index ecce4212..e6de508d 100755
--- a/src/DataSource/DibiFluentDataSource.php
+++ b/src/DataSource/DibiFluentDataSource.php
@@ -13,7 +13,6 @@
 use Contributte\Datagrid\Filter\FilterText;
 use Contributte\Datagrid\Utils\DateTimeHelper;
 use Contributte\Datagrid\Utils\Sorting;
-use dibi;
 use Dibi\Fluent;
 use Dibi\Helpers;
 use ReflectionClass;
@@ -167,7 +166,7 @@ protected function applyFilterText(FilterText $filter): void
 		$or = [];
 
 		foreach ($condition as $column => $value) {
-			$column = Helpers::escape($driver, $column, dibi::IDENTIFIER);
+			$column = Helpers::escape($driver, $column, Fluent::IDENTIFIER);
 
 			if ($filter->isExactSearch()) {
 				$this->dataSource->where(sprintf('%s = %%s', $column), $value);
diff --git a/src/DataSource/DibiFluentMssqlDataSource.php b/src/DataSource/DibiFluentMssqlDataSource.php
index 641ddb71..0665b974 100755
--- a/src/DataSource/DibiFluentMssqlDataSource.php
+++ b/src/DataSource/DibiFluentMssqlDataSource.php
@@ -7,7 +7,6 @@
 use Contributte\Datagrid\Filter\FilterDateRange;
 use Contributte\Datagrid\Filter\FilterText;
 use Contributte\Datagrid\Utils\DateTimeHelper;
-use dibi;
 use Dibi\Fluent;
 use Dibi\Helpers;
 use Dibi\Result;
@@ -108,7 +107,7 @@ protected function applyFilterText(FilterText $filter): void
 		$or = [];
 
 		foreach ($condition as $column => $value) {
-			$column = Helpers::escape($driver, $column, dibi::IDENTIFIER);
+			$column = Helpers::escape($driver, $column, Fluent::IDENTIFIER);
 
 			if ($filter->isExactSearch()) {
 				$this->dataSource->where(sprintf('%s = %%s', $column), $value);