diff --git a/src/kmsystemtray.cpp b/src/kmsystemtray.cpp
index a75592c29..de432c44e 100644
--- a/src/kmsystemtray.cpp
+++ b/src/kmsystemtray.cpp
@@ -113,6 +113,7 @@ bool KMSystemTray::buildPopupMenu()
 
 KMSystemTray::~KMSystemTray()
 {
+    delete mNewMessagesPopup;
 }
 
 void KMSystemTray::initialize(int count)