diff --git a/machine-learning/hm-langchain/applications/chat-pdf/poetry.lock b/machine-learning/hm-langchain/applications/chat-pdf/poetry.lock
index caaae67ec1..bce0434d64 100644
--- a/machine-learning/hm-langchain/applications/chat-pdf/poetry.lock
+++ b/machine-learning/hm-langchain/applications/chat-pdf/poetry.lock
@@ -1363,21 +1363,21 @@ tenacity = ">=8.1.0,<8.4.0 || >8.4.0,<10"
 
 [[package]]
 name = "langchain-community"
-version = "0.3.5"
+version = "0.3.6"
 description = "Community contributed LangChain integrations."
 optional = false
 python-versions = "<4.0,>=3.9"
 files = [
-    {file = "langchain_community-0.3.5-py3-none-any.whl", hash = "sha256:03736105700960fa0acbd72bff678d1c97c49e38e9f8af3012b712d64e992982"},
-    {file = "langchain_community-0.3.5.tar.gz", hash = "sha256:345febbc972a08c97f09cce6cc07d039aa7d1348fe8efdace85335be6ac9cb7d"},
+    {file = "langchain_community-0.3.6-py3-none-any.whl", hash = "sha256:dbd6de6c7192d2807824e48939f063185fe7b1c6a7109ef8dc9eb9d4a3793c6a"},
+    {file = "langchain_community-0.3.6.tar.gz", hash = "sha256:467b19f2bb89dccc552791d6a3ba788077ac4981a6e549873d7aa9a8ee6ca8d3"},
 ]
 
 [package.dependencies]
 aiohttp = ">=3.8.3,<4.0.0"
 dataclasses-json = ">=0.5.7,<0.7"
 httpx-sse = ">=0.4.0,<0.5.0"
-langchain = ">=0.3.6,<0.4.0"
-langchain-core = ">=0.3.15,<0.4.0"
+langchain = ">=0.3.7,<0.4.0"
+langchain-core = ">=0.3.16,<0.4.0"
 langsmith = ">=0.1.125,<0.2.0"
 numpy = {version = ">=1.26.0,<2.0.0", markers = "python_version >= \"3.12\""}
 pydantic-settings = ">=2.4.0,<3.0.0"
@@ -1388,13 +1388,13 @@ tenacity = ">=8.1.0,<8.4.0 || >8.4.0,<10"
 
 [[package]]
 name = "langchain-core"
-version = "0.3.15"
+version = "0.3.16"
 description = "Building applications with LLMs through composability"
 optional = false
 python-versions = "<4.0,>=3.9"
 files = [
-    {file = "langchain_core-0.3.15-py3-none-any.whl", hash = "sha256:3d4ca6dbb8ed396a6ee061063832a2451b0ce8c345570f7b086ffa7288e4fa29"},
-    {file = "langchain_core-0.3.15.tar.gz", hash = "sha256:b1a29787a4ffb7ec2103b4e97d435287201da7809b369740dd1e32f176325aba"},
+    {file = "langchain_core-0.3.16-py3-none-any.whl", hash = "sha256:0b67ea0d7d305f2fbf77a2ba1ce63c14167a0bfdc59fc07ed6df18da013e2a5e"},
+    {file = "langchain_core-0.3.16.tar.gz", hash = "sha256:53b024240fa5c14a952aa7954c28878d44491d1be8adc5e01567bac231ad43a0"},
 ]
 
 [package.dependencies]
@@ -3612,4 +3612,4 @@ type = ["pytest-mypy"]
 [metadata]
 lock-version = "2.0"
 python-versions = "~3.12.0"
-content-hash = "dcf35a3b1758c590f2d9bde3b9a9d6b59f4d8e29c5dedbb2fefd00e1e684d461"
+content-hash = "7ad673ed3980de1661faeae3bdd2c7e90f4e4baf02c797b6fcf782231182bdf2"
diff --git a/machine-learning/hm-langchain/applications/chat-pdf/pyproject.toml b/machine-learning/hm-langchain/applications/chat-pdf/pyproject.toml
index 84feb5c602..de23cfdb07 100644
--- a/machine-learning/hm-langchain/applications/chat-pdf/pyproject.toml
+++ b/machine-learning/hm-langchain/applications/chat-pdf/pyproject.toml
@@ -6,7 +6,7 @@ python = "~3.12.0"
 chromadb = "0.5.18"
 gpt4all = "2.8.2"
 langchain = "0.3.7"
-langchain-community = "0.3.5"
+langchain-community = "0.3.6"
 langchain-text-splitters = "0.3.2"
 pypdf = "5.1.0"