diff --git a/examples/gcs_list_bucket/requirements.txt b/examples/gcs_list_bucket/requirements.txt
index 6ee9a8e..a133724 100644
--- a/examples/gcs_list_bucket/requirements.txt
+++ b/examples/gcs_list_bucket/requirements.txt
@@ -1,7 +1,7 @@
 google-api-python-client==2.0.1
 boto3==1.17.15
 botocore==1.20.15
-certifi==2020.12.5
+certifi==2022.12.7
 chardet==4.0.0
 idna==2.10
 jmespath==0.10.0