diff --git a/system/database/DB_forge.php b/system/database/DB_forge.php
index a71fca7..0dd29c2 100644
--- a/system/database/DB_forge.php
+++ b/system/database/DB_forge.php
@@ -234,7 +234,7 @@
 			show_error('A table name is required for that operation.');
 		}
 
-		$sql = $this->_rename_table($table_name, $new_table_name);
+		$sql = $this->_rename_table($this->db->dbprefix.$table_name, $this->db->dbprefix.$new_table_name);
 		return $this->db->query($sql);
 	}