diff --git a/src/ui/console.c b/src/ui/console.c
index 8e06b290..a3797963 100644
--- a/src/ui/console.c
+++ b/src/ui/console.c
@@ -2408,7 +2408,7 @@ cons_alert(ProfWin* alert_origin_window)
 
         GList* item = g_list_find_custom(alert_list, win_name, (GCompareFunc)g_strcmp0);
         if (!item) {
-            alert_list = g_list_append(alert_list, win_name);
+            alert_list = g_list_append(alert_list, g_strdup(win_name));
         }
 
         free(win_name);