--- a/test_pymonkey.py	Tue Jun 30 22:42:48 2009 -0700
+++ b/test_pymonkey.py	Tue Jun 30 22:47:31 2009 -0700
@@ -22,6 +22,18 @@
         self.assertEqual(self._evalJsWrappedPyFunc(hai2u, 'hai2u()'),
                          u"o hai")
 
+    def testJsWrappedPythonFunctionReturnsTrue(self):
+        def hai2u():
+            return True
+        self.assertEqual(self._evalJsWrappedPyFunc(hai2u, 'hai2u()'),
+                         True)
+
+    def testJsWrappedPythonFunctionReturnsFalse(self):
+        def hai2u():
+            return False
+        self.assertEqual(self._evalJsWrappedPyFunc(hai2u, 'hai2u()'),
+                         False)
+
     def testJsWrappedPythonFunctionReturnsSmallInt(self):
         def hai2u():
             return 5

--- a/utils.c	Tue Jun 30 22:42:48 2009 -0700
+++ b/utils.c	Tue Jun 30 22:47:31 2009 -0700
@@ -50,6 +50,16 @@
   if (PyFloat_Check(object))
     return PYM_doubleToJsval(cx, PyFloat_AS_DOUBLE(object), rval);
 
+  if (object == Py_True) {
+    *rval = JSVAL_TRUE;
+    return 0;
+  }
+
+  if (object == Py_False) {
+    *rval = JSVAL_FALSE;
+    return 0;
+  }
+
   // TODO: Support more types.
   PyErr_SetString(PyExc_NotImplementedError,
                   "Data type conversion not implemented.");