diff --git a/screen.js b/screen.js
index 5c704b4..a2b1759 100644
--- a/screen.js
+++ b/screen.js
@@ -223,6 +223,7 @@ var $builtinmodule = function (name) {
     mod.circ = new Sk.builtin.func((x, y, r, c) => { circ(toJS(x), toJS(y), toJS(r), c !== undefined ? toJS(c) : 0); return Sk.builtin.none.none$; });
     mod.text = new Sk.builtin.func((x, y, t, c, s) => { text(toJS(x), toJS(y), toJS(t), c !== undefined ? toJS(c) : 3, s !== undefined ? toJS(s) : 'normal'); return Sk.builtin.none.none$; });
     mod.textsize = new Sk.builtin.func((s) => { textsize(toJS(s)); return Sk.builtin.none.none$; });
+    mod.textalign = new Sk.builtin.func((h, v) => { textalign(toJS(h), v !== undefined ? toJS(v) : undefined); return Sk.builtin.none.none$; });
 
     mod.ovalfill = new Sk.builtin.func((x, y, rx, ry, c) => { ovalfill(toJS(x), toJS(y), toJS(rx), toJS(ry), c !== undefined ? toJS(c) : 0); return Sk.builtin.none.none$; });
     mod.oval = new Sk.builtin.func((x, y, rx, ry, c) => { oval(toJS(x), toJS(y), toJS(rx), toJS(ry), c !== undefined ? toJS(c) : 0); return Sk.builtin.none.none$; });