diff --git a/.helm/slack-duty-bot/templates/deployment.yaml b/.helm/slack-duty-bot/templates/deployment.yaml
index 3f992d1..8bb2fe4 100644
--- a/.helm/slack-duty-bot/templates/deployment.yaml
+++ b/.helm/slack-duty-bot/templates/deployment.yaml
@@ -1,4 +1,4 @@
-apiVersion: apps/v1beta2
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: {{ include "slack-duty-bot.fullname" . }}