diff --git a/poetry.lock b/poetry.lock
index 422ccfc..929934f 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -102,7 +102,7 @@ grpcio-gcp = ["grpcio-gcp (>=0.2.2)"]
 
 [[package]]
 name = "google-api-python-client"
-version = "2.31.0"
+version = "2.33.0"
 description = "Google API Client Library for Python"
 category = "main"
 optional = false
@@ -455,7 +455,7 @@ testing = ["pytest (>=4.6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytes
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.6"
-content-hash = "813bc2ceec4a49c3b66dc43965f215621ae65a35909d30b041d591e1ab98c736"
+content-hash = "5c114421e94c9858735845d920401b0364ec08cc2764056d0443a591e94e6efc"
 
 [metadata.files]
 atomicwrites = [
@@ -494,8 +494,8 @@ google-api-core = [
     {file = "google_api_core-2.1.0-py2.py3-none-any.whl", hash = "sha256:c344e1aacd8330527c5130bdfe03118d8859ce798bcf0e5d23770ab6873e0615"},
 ]
 google-api-python-client = [
-    {file = "google-api-python-client-2.31.0.tar.gz", hash = "sha256:3f64a5eee6fa03ab51806dccf48e342fda83fea60c290518c6a2dfdbf2de9efd"},
-    {file = "google_api_python_client-2.31.0-py2.py3-none-any.whl", hash = "sha256:d9f1539db48abfea3d7d65e4cfba258a5a95c901e99fb49c7cfe4de99921a757"},
+    {file = "google-api-python-client-2.33.0.tar.gz", hash = "sha256:38e98611794632a12479fafbabe0b5027e8fcfc412e8375f1b23db0bc0209181"},
+    {file = "google_api_python_client-2.33.0-py2.py3-none-any.whl", hash = "sha256:1322d026110bc62eb29a4a25a15895dac51486b30a29b5943bc456318677280b"},
 ]
 google-auth = [
     {file = "google-auth-2.3.3.tar.gz", hash = "sha256:d83570a664c10b97a1dc6f8df87e5fdfff012f48f62be131e449c20dfc32630e"},
diff --git a/pyproject.toml b/pyproject.toml
index 2fb1542..2820306 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,7 +21,7 @@ classifiers = [
 [tool.poetry.dependencies]
 python = "^3.6"
 google-auth = "2.3.3"
-google-api-python-client = "2.31.0"
+google-api-python-client = "2.33.0"
 icalendar = "4.0.9"
 pytz = "2021.3"
 PyYAML = "6.0"