diff --git a/src/include/transaction.h b/src/include/transaction.h
new file mode 100644
index 000000000..d4dc15543
--- /dev/null
+++ b/src/include/transaction.h
@@ -0,0 +1,3 @@
+#include <Python.h>
+
+PyTypeObject *AerospikeTransaction_Ready();