diff --git a/obs_common/pubsub_cli.py b/obs_common/pubsub_cli.py
index 1c78e8c..0661a6e 100755
--- a/obs_common/pubsub_cli.py
+++ b/obs_common/pubsub_cli.py
@@ -77,7 +77,11 @@ def create_subscription(ctx, project_id, topic_name, subscription_name):
     subscriber = pubsub_v1.SubscriberClient()
     subscription_path = subscriber.subscription_path(project_id, subscription_name)
     try:
-        subscriber.create_subscription(name=subscription_path, topic=topic_path)
+        subscriber.create_subscription(
+            name=subscription_path,
+            topic=topic_path,
+            ack_deadline_seconds=600,
+        )
         click.echo(f"Subscription created: {subscription_path}")
     except AlreadyExists:
         click.echo("Subscription already created.")