diff --git a/com.microsoft.copilot.eclipse.ui/src/com/microsoft/copilot/eclipse/ui/swt/DropdownPopup.java b/com.microsoft.copilot.eclipse.ui/src/com/microsoft/copilot/eclipse/ui/swt/DropdownPopup.java
index 7b9dc2f0..480e3f7c 100644
--- a/com.microsoft.copilot.eclipse.ui/src/com/microsoft/copilot/eclipse/ui/swt/DropdownPopup.java
+++ b/com.microsoft.copilot.eclipse.ui/src/com/microsoft/copilot/eclipse/ui/swt/DropdownPopup.java
@@ -135,6 +135,7 @@ void open(Point location, List<DropdownItemGroup> groups, String selectedItemId,
     scrolledComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
     scrolledComposite.setExpandHorizontal(true);
     scrolledComposite.setExpandVertical(true);
+    scrolledComposite.setAlwaysShowScrollBars(false);
     scrolledComposite.setData(CssConstants.CSS_ID_KEY, "dropdown-popup");
     scrolledComposite.setBackground(popupBg);
     styleControl(scrolledComposite);