diff --git a/test/classes/navigation/PMA_Node_Column_test.php b/test/classes/navigation/PMA_Node_Column_test.php
index fe58dfa01b..055ed0fe63 100644
--- a/test/classes/navigation/PMA_Node_Column_test.php
+++ b/test/classes/navigation/PMA_Node_Column_test.php
@@ -9,6 +9,7 @@
 require_once 'libraries/navigation/NodeFactory.class.php';
 require_once 'libraries/Util.class.php';
 require_once 'libraries/Theme.class.php';
+require_once 'libraries/php-gettext/gettext.inc';
 
 /**
  * Tests for Node_Column class
diff --git a/test/classes/navigation/PMA_Node_DatabaseChild_test.php b/test/classes/navigation/PMA_Node_DatabaseChild_test.php
index 4941ae031b..21600c852a 100644
--- a/test/classes/navigation/PMA_Node_DatabaseChild_test.php
+++ b/test/classes/navigation/PMA_Node_DatabaseChild_test.php
@@ -13,6 +13,7 @@ require_once 'libraries/relation.lib.php';
 require_once 'libraries/navigation/Nodes/Node.class.php';
 require_once 'libraries/navigation/Nodes/Node_DatabaseChild.class.php';
 require_once 'libraries/navigation/NodeFactory.class.php';
+require_once 'libraries/php-gettext/gettext.inc';
 
 /**
  * Tests for Node_DatabaseChild class
@@ -89,4 +90,4 @@ class Node_DatabaseChildTest extends PHPUnit_Framework_TestCase
         );
     }
 }
-?>
\ No newline at end of file
+?>
diff --git a/test/classes/navigation/PMA_Node_Database_test.php b/test/classes/navigation/PMA_Node_Database_test.php
index 747d6e4f1b..328f47d58b 100644
--- a/test/classes/navigation/PMA_Node_Database_test.php
+++ b/test/classes/navigation/PMA_Node_Database_test.php
@@ -9,6 +9,7 @@
 require_once 'libraries/navigation/NodeFactory.class.php';
 require_once 'libraries/Util.class.php';
 require_once 'libraries/Theme.class.php';
+require_once 'libraries/php-gettext/gettext.inc';
 
 /**
  * Tests for Node_Database class
diff --git a/test/classes/navigation/PMA_Node_Function_test.php b/test/classes/navigation/PMA_Node_Function_test.php
index a374bcba5e..99c0edd444 100644
--- a/test/classes/navigation/PMA_Node_Function_test.php
+++ b/test/classes/navigation/PMA_Node_Function_test.php
@@ -9,6 +9,7 @@
 require_once 'libraries/navigation/NodeFactory.class.php';
 require_once 'libraries/Util.class.php';
 require_once 'libraries/Theme.class.php';
+require_once 'libraries/php-gettext/gettext.inc';
 
 /**
  * Tests for Node_Function class
diff --git a/test/classes/navigation/PMA_Node_Index_test.php b/test/classes/navigation/PMA_Node_Index_test.php
index ca2d0017bd..10724367a7 100644
--- a/test/classes/navigation/PMA_Node_Index_test.php
+++ b/test/classes/navigation/PMA_Node_Index_test.php
@@ -9,6 +9,7 @@
 require_once 'libraries/navigation/NodeFactory.class.php';
 require_once 'libraries/Util.class.php';
 require_once 'libraries/Theme.class.php';
+require_once 'libraries/php-gettext/gettext.inc';
 
 /**
  * Tests for Node_Index class
diff --git a/test/classes/navigation/PMA_Node_Procedure_test.php b/test/classes/navigation/PMA_Node_Procedure_test.php
index f394d77938..ce993e6065 100644
--- a/test/classes/navigation/PMA_Node_Procedure_test.php
+++ b/test/classes/navigation/PMA_Node_Procedure_test.php
@@ -9,6 +9,7 @@
 require_once 'libraries/navigation/NodeFactory.class.php';
 require_once 'libraries/Util.class.php';
 require_once 'libraries/Theme.class.php';
+require_once 'libraries/php-gettext/gettext.inc';
 
 /**
  * Tests for Node_Procedure class
diff --git a/test/classes/navigation/PMA_Node_Table_test.php b/test/classes/navigation/PMA_Node_Table_test.php
index ddde44ba4f..798bf40182 100644
--- a/test/classes/navigation/PMA_Node_Table_test.php
+++ b/test/classes/navigation/PMA_Node_Table_test.php
@@ -9,6 +9,7 @@
 require_once 'libraries/navigation/NodeFactory.class.php';
 require_once 'libraries/Util.class.php';
 require_once 'libraries/Theme.class.php';
+require_once 'libraries/php-gettext/gettext.inc';
 
 /**
  * Tests for Node_Table class
diff --git a/test/classes/navigation/PMA_Node_View_test.php b/test/classes/navigation/PMA_Node_View_test.php
index aa4a7210b9..9187223545 100644
--- a/test/classes/navigation/PMA_Node_View_test.php
+++ b/test/classes/navigation/PMA_Node_View_test.php
@@ -9,6 +9,7 @@
 require_once 'libraries/navigation/NodeFactory.class.php';
 require_once 'libraries/Util.class.php';
 require_once 'libraries/Theme.class.php';
+require_once 'libraries/php-gettext/gettext.inc';
 
 /**
  * Tests for Node_View class