diff --git a/PC/msvcrtmodule.c b/PC/msvcrtmodule.c
index 982c458..e110ed8 100755
--- a/PC/msvcrtmodule.c
+++ b/PC/msvcrtmodule.c
@@ -214,13 +214,14 @@
 	if (!PyArg_ParseTuple(args, "u#:putwch", &ch, &size))
 		return NULL;
 
-	if (size == 1)
-		_putwch(*ch);
-		Py_RETURN_NONE;
-	else {
+	if (size == 0) {
 		PyErr_SetString(PyExc_ValueError,
-			"Expected unicode of length 1");
+			"Expected unicode string of length 1");
+		return NULL;
 	}
+	_putwch(*ch);
+	Py_RETURN_NONE;
+
 }
 
 static PyObject *