diff --git a/ClaudeChecker/ClaudeCheckerApp.swift b/ClaudeChecker/ClaudeCheckerApp.swift
index 69b9347..911a375 100644
--- a/ClaudeChecker/ClaudeCheckerApp.swift
+++ b/ClaudeChecker/ClaudeCheckerApp.swift
@@ -48,6 +48,8 @@ class AppDelegate: NSObject, NSApplicationDelegate {
                 .environmentObject(updateManager)
         )
         hc.sizingOptions = .preferredContentSize
+        hc.view.wantsLayer = true
+        hc.view.layer?.backgroundColor = NSColor.windowBackgroundColor.cgColor
         popover?.contentViewController = hc
 
         // React to limits or menubar toggle changes
@@ -238,3 +240,4 @@ class AppDelegate: NSObject, NSApplicationDelegate {
 
 }
 
+