diff --git a/Packages/vChewing_MainAssembly/Sources/MainAssembly/AppDelegate.swift b/Packages/vChewing_MainAssembly/Sources/MainAssembly/AppDelegate.swift
index 3f68e265..f351776a 100644
--- a/Packages/vChewing_MainAssembly/Sources/MainAssembly/AppDelegate.swift
+++ b/Packages/vChewing_MainAssembly/Sources/MainAssembly/AppDelegate.swift
@@ -147,7 +147,7 @@ public extension AppDelegate {
     guard let currentMemorySizeInBytes = NSApplication.memoryFootprint else { return 0 }
     let currentMemorySize: Double = (Double(currentMemorySizeInBytes) / 1024 / 1024).rounded(toPlaces: 1)
     switch currentMemorySize {
-    case 384...:
+    case 1024...:
       vCLog("WARNING: EXCESSIVE MEMORY FOOTPRINT (\(currentMemorySize)MB).")
       let msgPackage = UNMutableNotificationContent()
       msgPackage.title = NSLocalizedString("vChewing", comment: "")