diff --git a/backend/poetry.lock b/backend/poetry.lock
index 584c1d9d1..4bba31bc5 100644
--- a/backend/poetry.lock
+++ b/backend/poetry.lock
@@ -252,14 +252,14 @@ crt = ["awscrt (==0.29.2)"]
 
 [[package]]
 name = "cachetools"
-version = "6.2.2"
+version = "6.2.3"
 description = "Extensible memoizing collections and decorators"
 optional = false
 python-versions = ">=3.9"
 groups = ["main"]
 files = [
-    {file = "cachetools-6.2.2-py3-none-any.whl", hash = "sha256:6c09c98183bf58560c97b2abfcedcbaf6a896a490f534b031b661d3723b45ace"},
-    {file = "cachetools-6.2.2.tar.gz", hash = "sha256:8e6d266b25e539df852251cfd6f990b4bc3a141db73b939058d809ebd2590fc6"},
+    {file = "cachetools-6.2.3-py3-none-any.whl", hash = "sha256:3fde34f7033979efb1e79b07ae529c2c40808bdd23b0b731405a48439254fba5"},
+    {file = "cachetools-6.2.3.tar.gz", hash = "sha256:64e0a4ddf275041dd01f5b873efa87c91ea49022b844b8c5d1ad3407c0f42f1f"},
 ]
 
 [[package]]
@@ -3299,4 +3299,4 @@ type = ["pytest-mypy"]
 [metadata]
 lock-version = "2.1"
 python-versions = "^3.13"
-content-hash = "1f46db9a1b78e930f5d96f5253a1d6b52ca1c039f1883f86a7c167caa7a3b921"
+content-hash = "5d2a383a1298c3a229c56e8ba42addd857541875aaa9701800bd0146f8b95abb"
diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index b453826a1..1cac6ea47 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -41,7 +41,7 @@ emailgen = "^0.1.1"
 casbin = "^1.43.0"
 casbin_sqlalchemy_adapter = "^1.4.0"
 asyncpg = "^0.31.0"
-cachetools = "^6.2.2"
+cachetools = "^6.2.3"
 greenlet = "^3.3.0"
 h11 = "^0.16.0"
 fastmcp = "2.14.0"