diff --git a/core/modules/automated_cron/config/schema/automated_cron.schema.yml b/core/modules/automated_cron/config/schema/automated_cron.schema.yml
index b808d803f81f4a9d3e3b2a2177de108ebc45325e..810ae0ed8d71b4e50d811e8695ebf9952b9842ff 100644
--- a/core/modules/automated_cron/config/schema/automated_cron.schema.yml
+++ b/core/modules/automated_cron/config/schema/automated_cron.schema.yml
@@ -3,7 +3,12 @@
 automated_cron.settings:
   type: config_object
   label: 'Automated cron settings'
+  constraints:
+    FullyValidatable: ~
   mapping:
     interval:
       type: integer
       label: 'Run cron every'
+      constraints:
+        Range:
+          min: 0