diff --git a/thriftpy2/protocol/cybin/__init__.py b/thriftpy2/protocol/cybin/__init__.py
new file mode 100644
index 0000000..1798624
--- /dev/null
+++ b/thriftpy2/protocol/cybin/__init__.py
@@ -0,0 +1 @@
+from .cybin import TCyBinaryProtocol, TCyBinaryProtocolFactory