diff --git a/pyproject.toml b/pyproject.toml
index 546255b5..a8c9c53c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "langchain"
-version = "0.0.166"
+version = "0.0.167"
 description = "Building applications with LLMs through composability"
 authors = []
 license = "MIT"