diff --git a/poetry.lock b/poetry.lock
index 7c97426f9..898c33f77 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.8.2 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.8.3 and should not be changed by hand.
 
 [[package]]
 name = "aenum"
@@ -5226,7 +5226,7 @@ gunicorn = "^22.0.0"
 httpx = "*"
 jq = {version = "^1.7.0", markers = "sys_platform != \"win32\""}
 langchain = "~0.2.0"
-langchain-core = "^0.2.24"
+langchain-core = "0.2.30"
 langchain-experimental = "^0.0.61"
 langchainhub = "~0.1.15"
 loguru = "^0.7.1"
diff --git a/src/backend/base/poetry.lock b/src/backend/base/poetry.lock
index 8ec8168d9..c52299ae7 100644
--- a/src/backend/base/poetry.lock
+++ b/src/backend/base/poetry.lock
@@ -7558,4 +7558,4 @@ local = []
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.10,<3.13"
-content-hash = "12d207ab2531a201c153cfc0ec800ae9b43c47dd34506f19f7ed97e27c032149"
+content-hash = "58890e1cb1307d24ec2175415d65175ec6ef3588defe715410ed2d04157d835c"
diff --git a/src/backend/base/pyproject.toml b/src/backend/base/pyproject.toml
index b5278c375..ced744d4c 100644
--- a/src/backend/base/pyproject.toml
+++ b/src/backend/base/pyproject.toml
@@ -32,7 +32,7 @@ httpx = "*"
 uvicorn = "^0.30.0"
 gunicorn = "^22.0.0"
 langchain = "~0.2.0"
-langchain-core = "^0.2.24"
+langchain-core = "0.2.30"
 langchainhub = "~0.1.15"
 sqlmodel = "^0.0.18"
 loguru = "^0.7.1"