diff --git a/setup/inc/class.schema_proc_mysql.inc.php b/setup/inc/class.schema_proc_mysql.inc.php
index ef6b5cd2e5..f49da54c91 100644
--- a/setup/inc/class.schema_proc_mysql.inc.php
+++ b/setup/inc/class.schema_proc_mysql.inc.php
@@ -307,8 +307,8 @@
 			if ($DEBUG) { echo '<br>AlterColumn: calling _GetFieldSQL for ' . $sNewColumnName; }
 			if ($oProc->_GetFieldSQL($aTables[$sTableName]["fd"][$sColumnName], $sNewColumnSQL))
 			{
-				/* return !!($oProc->m_odb->query("ALTER TABLE $sTableName MODIFY $sColumnName " . $sNewColumnSQL)); */
-				return !!($oProc->m_odb->query("ALTER TABLE $sTableName CHANGE $sColumnName $sColumnName " . $sNewColumnSQL));
+				return !!($oProc->m_odb->query("ALTER TABLE $sTableName MODIFY $sColumnName " . $sNewColumnSQL));
+				/* return !!($oProc->m_odb->query("ALTER TABLE $sTableName CHANGE $sColumnName $sColumnName " . $sNewColumnSQL)); */
 			}
 
 			return false;