diff --git a/src/DataGrid.php b/src/DataGrid.php
index 6f7b3fae..77e8906c 100644
--- a/src/DataGrid.php
+++ b/src/DataGrid.php
@@ -2857,16 +2857,6 @@ public function setCustomPaginatorTemplate(string $templateFile): void
 	}
 
 
-	public function setGroupActionsConfirmDialog(string $confirmDialog): void
-	{
-		$this->groupActionsConfirmDialog = $confirmDialog;
-	}
-
-	public function getGroupActionsConfirmDialog(): ?string
-	{
-		return $this->groupActionsConfirmDialog;
-	}
-
 	protected function createSorting(array $sort, ?callable $sortCallback = null): Sorting
 	{
 		foreach ($sort as $key => $order) {
diff --git a/src/GroupAction/GroupActionCollection.php b/src/GroupAction/GroupActionCollection.php
index 3efa1969..ce64bb47 100644
--- a/src/GroupAction/GroupActionCollection.php
+++ b/src/GroupAction/GroupActionCollection.php
@@ -20,6 +20,9 @@ class GroupActionCollection
 	/** @var array<GroupAction> */
 	protected array $groupActions = [];
 
+	protected ?string $groupActionsConfirmDialog = null;
+
+
 	public function __construct(protected DataGrid $datagrid)
 	{
 	}
@@ -137,9 +140,8 @@ public function addToFormContainer(Container $container): void
 					strtolower($this->datagrid->getFullName()) . 'group_action_submit'
 				);
 
-			$confirmationDialog = $this->datagrid->getGroupActionsConfirmDialog();
-			if ($confirmationDialog !== null && $confirmationDialog !== '') {
-				$submit->setHtmlAttribute('data-' . Action::$dataConfirmAttributeName, $confirmationDialog);
+			if ($this->groupActionsConfirmDialog !== null) {
+				$submit->setHtmlAttribute('data-' . Action::$dataConfirmAttributeName, $this->groupActionsConfirmDialog);
 				$submit->setHtmlAttribute('data-group-action', 'true');
 			}
 		} else {
@@ -265,6 +267,11 @@ public function getGroupAction(string $title): GroupAction
 		throw new DataGridGroupActionException(sprintf('Group action %s does not exist.', $title));
 	}
 
+	public function setGroupActionsConfirmDialog(string $confirmDialog): void
+	{
+		$this->groupActionsConfirmDialog = $confirmDialog;
+	}
+
 	private function getFormSubmitter(NetteForm $form): ?SubmitButton
 	{
 		$container = $form['group_action'];