diff --git a/setup.py b/setup.py
index d85e248..516278c 100755
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
 
 setuptools.setup(
   name="text2text",
-  version="1.2.5",
+  version="1.2.6",
   author="Artit Wangperawong",
   author_email="artitw@gmail.com",
   description="Text2Text: Crosslingual NLP/G toolkit",
diff --git a/text2text/langchain/__init__.py b/text2text/langchain/__init__.py
new file mode 100644
index 0000000..1a43829
--- /dev/null
+++ b/text2text/langchain/__init__.py
@@ -0,0 +1,2 @@
+from .stfidf import STFIDFRetriever
+from .text2text_assistant import Text2TextAssistant
\ No newline at end of file