--- old/test/jdk/java/awt/Modal/ToBack/ToBackFDFTest.java	2018-02-16 16:37:30.090947197 +0530
+++ new/test/jdk/java/awt/Modal/ToBack/ToBackFDFTest.java	2018-02-16 16:37:29.934947198 +0530
@@ -70,6 +70,7 @@
 
         leftFrame = new TestFrame();
         leftFrame.setLocation(50, 50);
+        leftFrame.setResizable(false);
         leftFrame.setBackground(Color.BLUE);
         leftFrame.setVisible(true);
 
@@ -102,9 +103,11 @@
 
         dialog.setBackground(Color.WHITE);
         dialog.setLocation(150, 50);
+        dialog.setResizable(false);
 
         rightFrame = new TestFrame();
         rightFrame.setLocation(250, 50);
+        rightFrame.setResizable(false);
         rightFrame.setBackground(Color.RED);
 
         if (modalityType == Dialog.ModalityType.APPLICATION_MODAL) {