diff --git a/panel_manager/includes/room_dto_interface.php b/panel_manager/includes/room_dto_interface.php
deleted file mode 100644
index d220dfa..0000000
--- a/panel_manager/includes/room_dto_interface.php
+++ /dev/null
@@ -1,12 +0,0 @@
-<?php
-    interface RoomsDTO {
-        public function setId($id);
-		public function getId();
-        public function setIdcinema($idcinema);
-		public function getIdcinema();
-		public function setNumCol($numCol);
-		public function getNumCol();
-		public function setNumRows($numRows);
-		public function getNumRows();
-    }
-?>
\ No newline at end of file