diff --git a/app/src/main/java/school_project/Controller.java b/app/src/main/java/school_project/Controller.java
index 42ad843..15cf89f 100644
--- a/app/src/main/java/school_project/Controller.java
+++ b/app/src/main/java/school_project/Controller.java
@@ -17,7 +17,7 @@ import javafx.scene.transform.Scale;
 import javafx.animation.RotateTransition;
 import javafx.stage.Stage;
 import javafx.util.Duration;
-public class Piece extends Application{
+public class Piece extends school_project{
 	
 	double x;
 	double y;