diff --git a/surf.c b/surf.c
index c4c3d99..d5fe0b6 100644
--- a/surf.c
+++ b/surf.c
@@ -1053,6 +1053,7 @@ newwindow(Client *c, const Arg *a, int noembed)
 void
 spawn(Client *c, const Arg *a)
 {
+	setatom(c, AtomUri, geturi(c));
 	if (fork() == 0) {
 		if (dpy)
 			close(ConnectionNumber(dpy));