diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index e947423..272f9da 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -1,17 +1,20 @@
+# Dependabot will run on day 28 of each month at 02:30 (Europe/Berlin timezone)
 version: 2
 updates:
-  - package-ecosystem: npm
+
+  - package-ecosystem: "npm"
     directory: "/"
     schedule:
-      interval: monthly
-      time: "04:00"
-      timezone: Europe/Berlin
+      interval: "cron"
+      timezone: "Europe/Berlin"
+      cronjob: "30 2 28 * *"
     open-pull-requests-limit: 15
-    versioning-strategy: increase
+    versioning-strategy: "increase"
 
-  - package-ecosystem: github-actions
+  - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: monthly
-      time: "04:00"
-      timezone: Europe/Berlin
+      interval: "cron"
+      timezone: "Europe/Berlin"
+      cronjob: "30 2 28 * *"
+    open-pull-requests-limit: 15