diff --git a/application/widgets/TableWidget.php b/application/widgets/TableWidget.php
index 5ac0bec0f..c48308258 100644
--- a/application/widgets/TableWidget.php
+++ b/application/widgets/TableWidget.php
@@ -140,7 +140,7 @@ class TableWidget extends Widget
 
 		// Initialize class properties
 		$this->_requiredPermissions = null;
-		$this->_bootstrapVersion = null;
+		$this->_bootstrapVersion = 3;
 		$this->_reloadDataset = true; // by default the dataset is NOT cached in session
 		$this->_query = null;
 		$this->_additionalColumns = null;