diff --git a/dev_requirements.txt b/dev_requirements.txt
index bb43f7e..48d5dd5 100644
--- a/dev_requirements.txt
+++ b/dev_requirements.txt
@@ -1,6 +1,6 @@
 PySide6==6.11.0
 langchain_openai==1.2.0
-langchain==1.2.15
+langchain==1.2.16
 ruff
 sphinx
 twine
diff --git a/pyproject.toml b/pyproject.toml
index 647a0f8..1b67023 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,7 @@ requires-python = ">=3.10"
 license-files = ["LICENSE"]
 dependencies = [
     "PySide6==6.11.0", "qt-material", "yapf", "frontengine", "pycodestyle", "jedi",
-    "qtconsole", "langchain_openai==1.2.0", "langchain==1.2.15", "pydantic", "watchdog", "ruff", "gitpython"
+    "qtconsole", "langchain_openai==1.2.0", "langchain==1.2.16", "pydantic", "watchdog", "ruff", "gitpython"
 ]
 classifiers = [
     "Programming Language :: Python :: 3.10",
diff --git a/requirements.txt b/requirements.txt
index 5312760..4e77aea 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 PySide6==6.11.0
 langchain_openai==1.2.0
-langchain==1.2.15
+langchain==1.2.16
 ruff
 sphinx
 twine