diff --git a/poetry.lock b/poetry.lock
index 9abf58d..25a947b 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -314,13 +314,13 @@ uritemplate = ">=3.0.1,<5"
 
 [[package]]
 name = "google-auth"
-version = "2.29.0"
+version = "2.31.0"
 description = "Google Authentication Library"
 optional = false
 python-versions = ">=3.7"
 files = [
-    {file = "google-auth-2.29.0.tar.gz", hash = "sha256:672dff332d073227550ffc7457868ac4218d6c500b155fe6cc17d2b13602c360"},
-    {file = "google_auth-2.29.0-py2.py3-none-any.whl", hash = "sha256:d452ad095688cd52bae0ad6fafe027f6a6d6f560e810fec20914e17a09526415"},
+    {file = "google-auth-2.31.0.tar.gz", hash = "sha256:87805c36970047247c8afe614d4e3af8eceafc1ebba0c679fe75ddd1d575e871"},
+    {file = "google_auth-2.31.0-py2.py3-none-any.whl", hash = "sha256:042c4702efa9f7d3c48d3a69341c209381b125faa6dbf3ebe56bc7e40ae05c23"},
 ]
 
 [package.dependencies]
@@ -1473,4 +1473,4 @@ testing = ["big-O", "jaraco.functools", "jaraco.itertools", "more-itertools", "p
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "b517a7439dd2d35847ba9e45a5016997f8bcb567f0fcfadea0878b33215b232b"
+content-hash = "6b21b385b8721275116ce2695a190945696c22269daf6deb86de50f264a6c1ff"
diff --git a/pyproject.toml b/pyproject.toml
index dcc513b..6a08048 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,7 +19,7 @@ classifiers = [
 
 [tool.poetry.dependencies]
 python = "^3.9"
-google-auth = "2.29.0"
+google-auth = "2.31.0"
 google-api-python-client = "2.135.0"
 icalendar = "5.0.12"
 pytz = "2024.1"