diff --git a/approot.inc.php b/approot.inc.php
index a180e8560..24746e1f0 100644
--- a/approot.inc.php
+++ b/approot.inc.php
@@ -3,4 +3,9 @@
 define('APPROOT', dirname(__FILE__).'/');
 define('APPCONF', APPROOT.'conf/');
 
+/**
+ * iTop framework Version
+ */
+define('ITOP_DESIGN_LATEST_VERSION', '3.0');
+
 require_once APPROOT.'bootstrap.inc.php';
diff --git a/setup/itopdesignformat.class.inc.php b/setup/itopdesignformat.class.inc.php
index 0b2653dca..c408c3683 100644
--- a/setup/itopdesignformat.class.inc.php
+++ b/setup/itopdesignformat.class.inc.php
@@ -17,9 +17,6 @@
  * You should have received a copy of the GNU Affero General Public License
  */
 
-if (! defined('ITOP_DESIGN_LATEST_VERSION')){
-	define('ITOP_DESIGN_LATEST_VERSION', '3.0');
-}
 
 /**
  * Utility to upgrade the format of a given XML datamodel to the latest version
diff --git a/test/ItopDataTestCase.php b/test/ItopDataTestCase.php
index ee9c18a35..cbbd820f4 100644
--- a/test/ItopDataTestCase.php
+++ b/test/ItopDataTestCase.php
@@ -79,11 +79,6 @@ class ItopDataTestCase extends ItopTestCase
 
 		$sEnv = 'production';
 		$sConfigFile = APPCONF.$sEnv.'/'.ITOP_CONFIG_FILE;
-
-		if (! defined('ITOP_DESIGN_LATEST_VERSION')){
-			define('ITOP_DESIGN_LATEST_VERSION', '3.0');
-		}
-		
 		MetaModel::Startup($sConfigFile, false /* $bModelOnly */, true /* $bAllowCache */, false /* $bTraceSourceFiles */, $sEnv);
 
 		if (static::USE_TRANSACTION)