{
        char *p = NULL, *dec;
        int j, narg, par;
+       static int winname = 0;
 
        term.esc &= ~(ESC_STR_END|ESC_STR);
        strparse();
        case ']': /* OSC -- Operating System Command */
                switch (par) {
                case 0:
+                       if (narg > 1) {
+                               xsettitle(strescseq.args[1]);
+                               xseticontitle(strescseq.args[1]);
+                       }
+                       return;
                case 1:
+                       if (narg > 1)
+                               xseticontitle(strescseq.args[1]);
+                       return;
                case 2:
                        if (narg > 1)
                                xsettitle(strescseq.args[1]);
 
        Window win;
        Drawable buf;
        GlyphFontSpec *specbuf; /* font spec buffer used for rendering */
-       Atom xembed, wmdeletewin, netwmname, netwmpid;
+       Atom xembed, wmdeletewin, netwmname, netwmiconname, netwmpid;
        struct {
                XIM xim;
                XIC xic;
        xw.xembed = XInternAtom(xw.dpy, "_XEMBED", False);
        xw.wmdeletewin = XInternAtom(xw.dpy, "WM_DELETE_WINDOW", False);
        xw.netwmname = XInternAtom(xw.dpy, "_NET_WM_NAME", False);
+       xw.netwmiconname = XInternAtom(xw.dpy, "_NET_WM_ICON_NAME", False);
        XSetWMProtocols(xw.dpy, xw.win, &xw.wmdeletewin, 1);
 
        xw.netwmpid = XInternAtom(xw.dpy, "_NET_WM_PID", False);
        setenv("WINDOWID", buf, 1);
 }
 
+void
+xseticontitle(char *p)
+{
+       XTextProperty prop;
+       DEFAULT(p, opt_title);
+
+       Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
+                       &prop);
+       XSetWMIconName(xw.dpy, xw.win, &prop);
+       XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmiconname);
+       XFree(prop.value);
+}
+
 void
 xsettitle(char *p)
 {