diff --git a/source/Tetrominos/TetroI.gd b/source/Tetrominos/TetroI.gd
index e7e1b35..6f67498 100644
--- a/source/Tetrominos/TetroI.gd
+++ b/source/Tetrominos/TetroI.gd
@@ -1,5 +1,7 @@
 extends "Tetromino.gd"
 
+const CLOCKWISE = -1
+const COUNTERCLOCKWISE = 1
 const SUPER_ROTATION_SYSTEM = [
     {
         COUNTERCLOCKWISE: [