diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index b47451af4..c1bbee5ed 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -4,6 +4,9 @@ on:
   workflow_dispatch:
   release:
     types: [published]
+  schedule:
+    # * is a special character in YAML so you have to quote this string
+    - cron:  '30 8 * * *'
 
 jobs:
   push_to_registry: