diff --git a/src/hlua.c b/src/hlua.c
index aeb0e2d44..3b87aa94f 100644
--- a/src/hlua.c
+++ b/src/hlua.c
@@ -2497,6 +2497,7 @@ __LJMP static int hlua_socket_settimeout(struct lua_State *L)
 	s->res.wto = tmout;
 	xref_unlock(&socket->xref, peer);
 
+	lua_pushinteger(L, 1);
 	return 1;
 }