diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php
index 2a737c5..db1ce5f 100644
--- a/system/database/drivers/cubrid/cubrid_forge.php
+++ b/system/database/drivers/cubrid/cubrid_forge.php
@@ -109,7 +109,7 @@
 			else
 			{
 				$alter_type = empty($field[$i]['new_name']) ? ' MODIFY ' : ' CHANGE ';
-				$sqls[] = $sql.$alter_type$this->_process_column($field[$i]);
+				$sqls[] = $sql.$alter_type.$this->_process_column($field[$i]);
 			}
 		}