diff --git a/Mac/Build/_dummy_tkinter.mcp b/Mac/Build/_dummy_tkinter.mcp
new file mode 100644
index 0000000..739bd65
--- /dev/null
+++ b/Mac/Build/_dummy_tkinter.mcp
Binary files differ
diff --git a/Mac/Build/_dummy_tkinter.mcp.exp b/Mac/Build/_dummy_tkinter.mcp.exp
new file mode 100644
index 0000000..29f43fd
--- /dev/null
+++ b/Mac/Build/_dummy_tkinter.mcp.exp
@@ -0,0 +1 @@
+init_tkinter
diff --git a/Mac/Modules/_dummy_tkinter.c b/Mac/Modules/_dummy_tkinter.c
new file mode 100644
index 0000000..6faab91
--- /dev/null
+++ b/Mac/Modules/_dummy_tkinter.c
@@ -0,0 +1,28 @@
+
+/* Dummy _tkinter module for use with Carbon. Gives (slightly) better error
+ * message when you try to use Tkinter.
+ */
+
+/* Xxo objects */
+
+#include "Python.h"
+
+
+/* List of functions defined in the module */
+
+static PyMethodDef xx_methods[] = {
+	{NULL,		NULL}		/* sentinel */
+};
+
+
+
+DL_EXPORT(void)
+init_tkinter(void)
+{
+	PyObject *m;
+
+	/* Create the module and add the functions */
+	m = Py_InitModule("_tkinter", xx_methods);
+
+	PyErr_SetString(PyExc_ImportError, "Tkinter not supported under Carbon (yet).");
+}