diff --git a/test/jdk/sanity/client/SwingSet/src/SliderDemoTest.java b/test/jdk/sanity/client/SwingSet/src/SliderDemoTest.java
index 092743cc4e1..24889072f32 100644
--- a/test/jdk/sanity/client/SwingSet/src/SliderDemoTest.java
+++ b/test/jdk/sanity/client/SwingSet/src/SliderDemoTest.java
@@ -82,6 +82,7 @@ public class SliderDemoTest {
         JSliderOperator jso = new JSliderOperator(jfo,
                 new AccessibleNameChooser(accessibleName));
         if (accessibleName.equals(HORIZONTAL_PLAIN_SLIDER)) {
+            jso.waitHasFocus();
             checkKeyboard(jso);
             checkMouse(jso);
         }