diff --git a/source/ubl-settings-manager.c b/source/ubl-settings-manager.c
index dcce353..7d3bf37 100644
--- a/source/ubl-settings-manager.c
+++ b/source/ubl-settings-manager.c
@@ -132,7 +132,7 @@ void on_gnome_Item_activated(GtkIconView* self, GtkTreePath* path, actionWidgets
     else if (tempapp[0].Type==1){
         if (tempapp->Pluggable==1)
             if (tempapp->DualPluggable==1){
-                    char *dualarg=malloc(strlen("--socket-id= --socket-ext-id=")+30);
+                    char *dualarg=malloc(strlen("--socket-id= --socket-ext-id= --socket-trd-id=")+30);
                     sprintf(dualarg,"--socket-id=%d --socket-ext-id=%d --socket-trd-id=%d",gtk_socket_get_id(GTK_SOCKET(applist->socket)),gtk_socket_get_id(GTK_SOCKET(applist->socketbutton)),gtk_socket_get_id(GTK_SOCKET(applist->ThirdSocket)));
                     launch_app_with_arguments(tempapp[0].Exec,dualarg);
                 } else{