diff --git a/ctdb/lib/tdb/pytdb.c b/ctdb/lib/tdb/pytdb.c
index 303c7ffd898..e20c79aa8f2 100644
--- a/ctdb/lib/tdb/pytdb.c
+++ b/ctdb/lib/tdb/pytdb.c
@@ -112,6 +112,13 @@ static PyObject *obj_transaction_commit(PyTdbObject *self)
 	Py_RETURN_NONE;
 }
 
+static PyObject *obj_transaction_prepare_commit(PyTdbObject *self)
+{
+	int ret = tdb_transaction_prepare_commit(self->ctx);
+	PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
+	Py_RETURN_NONE;
+}
+
 static PyObject *obj_transaction_start(PyTdbObject *self)
 {
 	int ret = tdb_transaction_start(self->ctx);
@@ -351,6 +358,9 @@ static PyMethodDef tdb_object_methods[] = {
 	{ "transaction_commit", (PyCFunction)obj_transaction_commit, METH_NOARGS,
 		"S.transaction_commit() -> None\n"
 		"Commit the currently active transaction." },
+	{ "transaction_prepare_commit", (PyCFunction)obj_transaction_prepare_commit, METH_NOARGS,
+		"S.transaction_prepare_commit() -> None\n"
+		"Prepare to commit the currently active transaction" },
 	{ "transaction_start", (PyCFunction)obj_transaction_start, METH_NOARGS,
 		"S.transaction_start() -> None\n"
 		"Start a new transaction." },
diff --git a/ctdb/lib/tdb/python/tests/simple.py b/ctdb/lib/tdb/python/tests/simple.py
index 3dc2f033a95..0dae96e4dde 100644
--- a/ctdb/lib/tdb/python/tests/simple.py
+++ b/ctdb/lib/tdb/python/tests/simple.py
@@ -111,6 +111,14 @@ class SimpleTdbTests(TestCase):
         self.tdb.transaction_commit()
         self.assertEquals("1", self.tdb["bloe"])
 
+    def test_transaction_prepare_commit(self):
+        self.tdb["bloe"] = "2"
+        self.tdb.transaction_start()
+        self.tdb["bloe"] = "1"
+        self.tdb.transaction_prepare_commit()
+        self.tdb.transaction_commit()
+        self.assertEquals("1", self.tdb["bloe"])
+
     def test_iterator(self):
         self.tdb["bloe"] = "2"
         self.tdb["bla"] = "hoi"