diff --git a/examples/google_cloud_functions/requirements.txt b/examples/google_cloud_functions/requirements.txt
index 7ebbe8ab2..edcb53ad3 100644
--- a/examples/google_cloud_functions/requirements.txt
+++ b/examples/google_cloud_functions/requirements.txt
@@ -1,3 +1,4 @@
 Flask>1
 slack_bolt
-google-cloud-datastore>=2.1.0,<3
\ No newline at end of file
+google-cloud-datastore>=2.1.0,<3
+certifi>=2026.10.19
\ No newline at end of file