diff --git a/libs/langchain/poetry.lock b/libs/langchain/poetry.lock
index 84ed444602..6bd079d714 100644
--- a/libs/langchain/poetry.lock
+++ b/libs/langchain/poetry.lock
@@ -3497,7 +3497,7 @@ url = "../community"
 
 [[package]]
 name = "langchain-core"
-version = "0.1.41"
+version = "0.1.42"
 description = "Building applications with LLMs through composability"
 optional = false
 python-versions = ">=3.8.1,<4.0"
@@ -9410,4 +9410,4 @@ text-helpers = ["chardet"]
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.8.1,<4.0"
-content-hash = "fe9ccadec6a66935118d925f7189780f33ecbc9fe44f25d087931e7400903e5c"
+content-hash = "845d36b1258779b2b483ec8758070fc73adad9d94b7d4c93a4145c360d946ac2"
diff --git a/libs/langchain/pyproject.toml b/libs/langchain/pyproject.toml
index 4b261648e8..d1136eedb4 100644
--- a/libs/langchain/pyproject.toml
+++ b/libs/langchain/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "langchain"
-version = "0.1.15"
+version = "0.1.16"
 description = "Building applications with LLMs through composability"
 authors = []
 license = "MIT"
@@ -12,7 +12,7 @@ langchain-server = "langchain.server:main"
 
 [tool.poetry.dependencies]
 python = ">=3.8.1,<4.0"
-langchain-core = "^0.1.41"
+langchain-core = "^0.1.42"
 langchain-text-splitters = ">=0.0.1,<0.1"
 langchain-community = ">=0.0.32,<0.1"
 langsmith = "^0.1.17"