diff --git a/poetry.lock b/poetry.lock
index 2af7afdf7e..bfb2e109d9 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -3280,13 +3280,13 @@ pytest = ">=5.0.0"
 
 [[package]]
 name = "python-dateutil"
-version = "2.8.2"
+version = "2.9.0"
 description = "Extensions to the standard Python datetime module"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,>=2.7"
 files = [
-    {file = "python-dateutil-2.8.2.tar.gz", hash = "sha256:0123cacc1627ae19ddf3c27a5de5bd67ee4586fbdd6440d9748f8abb483d3e86"},
-    {file = "python_dateutil-2.8.2-py2.py3-none-any.whl", hash = "sha256:961d03dc3453ebbc59dbdea9e4e11c5651520a876d0f4db161e8674aae935da9"},
+    {file = "python-dateutil-2.9.0.tar.gz", hash = "sha256:78e73e19c63f5b20ffa567001531680d939dc042bf7850431877645523c66709"},
+    {file = "python_dateutil-2.9.0-py2.py3-none-any.whl", hash = "sha256:cbf2f1da5e6083ac2fbfd4da39a25f34312230110440f424a14c7558bb85d82e"},
 ]
 
 [package.dependencies]
@@ -4480,4 +4480,4 @@ lxml = ">=3.8"
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.10,<4"
-content-hash = "4953b0ee6a01191348f4dddb0af040e035a7058b7d8b76be6b5b76da1965225b"
+content-hash = "bad3a4188f9a7f99f063c4db4eaf724607c804adbcea7cf2ed1d615c98d2ac85"
diff --git a/pyproject.toml b/pyproject.toml
index 86ddefefee..089f649aaf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -228,7 +228,7 @@ pyOpenSSL = "^24.0.0"
 pyparsing = "3.1.1"
 pyspellchecker = "0.8.1"
 python = ">=3.10,<4"
-python-dateutil = "2.8.2"
+python-dateutil = "2.9.0"
 python3-saml = "^1.16"  # python-saml is required for SAML authentication
 pytz = "^2023.3"
 pyyaml = "^6.0"