diff --git a/src/builtin.js b/src/builtin.js
index 072ef16904..f27923a7ab 100644
--- a/src/builtin.js
+++ b/src/builtin.js
@@ -211,6 +211,12 @@ Sk.builtin.getattr = function(obj, name, default_)
     return ret;
 };
 
+Sk.builtin.raw_input = function(obj, name, default_)
+{
+    var x = prompt(obj.v);
+    return new Sk.builtin.str(x);
+};
+
 Sk.builtin.input = function(obj, name, default_)
 {
     var x = prompt(obj.v);
diff --git a/src/builtindict.js b/src/builtindict.js
index caba1b3a86..d7f1394f36 100644
--- a/src/builtindict.js
+++ b/src/builtindict.js
@@ -38,6 +38,7 @@ Sk.builtins = {
 'tuple': Sk.builtin.tuple,
 'type': Sk.builtin.type,
 'input': Sk.builtin.input,
+'raw_input': Sk.builtin.raw_input,
 /*'read': Sk.builtin.read,*/
 'jseval': Sk.builtin.jseval,
 'jsmillis': Sk.builtin.jsmillis,