diff --git a/forms/TableListField.php b/forms/TableListField.php
index c2ca79cb8..f15b2b195 100644
--- a/forms/TableListField.php
+++ b/forms/TableListField.php
@@ -237,7 +237,7 @@ class TableListField extends FormField {
 	 */
 	function __construct($name, $sourceClass = null, $fieldList = null, $sourceFilter = null, 
 		$sourceSort = null, $sourceJoin = null) {
-		if(FRAMEWORK_DIR != 'sapphire') {
+		if(FRAMEWORK_DIR != 'sapphire' && !SapphireTest::is_running_test()) {
 			user_error('TableListField requires FRAMEWORK_DIR to be sapphire.', E_USER_WARNING);
 		}