diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a821859..51d77c1 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,9 +1,11 @@
 name: Publish Docker image
 
 on:
-  workflow_dispatch:
   push:
     branches: [main]
+  workflow_dispatch:
+  schedule:
+    - cron: "0 0 1 * *" # Every month
 
 jobs:
   push_to_registry: