diff --git a/src/dorkbox/util/tray/linux/GtkTypeSystemTray.java b/src/dorkbox/util/tray/linux/GtkTypeSystemTray.java
index c71ef2c..5da117e 100644
--- a/src/dorkbox/util/tray/linux/GtkTypeSystemTray.java
+++ b/src/dorkbox/util/tray/linux/GtkTypeSystemTray.java
@@ -57,7 +57,8 @@ class GtkTypeSystemTray extends SystemTray {
         this.widgets.clear();
 
         // unrefs the children too
-        libgobject.g_object_unref(this.menu);
+        // GTK menu needs a "ref_sink"
+        libgobject.g_object_ref_sink(this.menu);
         this.menu = null;
 
         synchronized (this.menuEntries) {