diff --git a/jdk/test/java/awt/FullScreen/TranslucentWindow/TranslucentWindow.java b/jdk/test/java/awt/FullScreen/TranslucentWindow/TranslucentWindow.java
index 3c2a636a094..0d5ada5b74b 100644
--- a/jdk/test/java/awt/FullScreen/TranslucentWindow/TranslucentWindow.java
+++ b/jdk/test/java/awt/FullScreen/TranslucentWindow/TranslucentWindow.java
@@ -42,6 +42,7 @@ public class TranslucentWindow {
         GraphicsDevice gd = ge.getDefaultScreenDevice();
 
         Frame f = new Frame("Test frame");
+        f.setUndecorated(true);
         f.setBounds(100, 100, 320, 240);
 
         // First, check it can be made fullscreen window without any effects applied