diff --git a/src/collections/ContactPerson.ts b/src/collections/ContactPerson.ts
index 261881f..31bf311 100644
--- a/src/collections/ContactPerson.ts
+++ b/src/collections/ContactPerson.ts
@@ -1,5 +1,6 @@
-import { CollectionConfig } from 'payload'
+  import { CollectionConfig } from 'payload'
 import { hide, isAdminOrEmployee } from '@/collections/access/admin'
+import { revalidateTagHook } from '@/utils/revalidate'
 
 export const ContactPerson: CollectionConfig = {
   slug: 'contactPerson',
@@ -54,4 +55,10 @@ export const ContactPerson: CollectionConfig = {
     update: isAdminOrEmployee(),
     delete: isAdminOrEmployee(),
   },
+  hooks: {
+    // Pages and events embed contacts via relationships, so their caches
+    // hold a copy of the contact and must be invalidated on change.
+    afterChange: [revalidateTagHook('pages'), revalidateTagHook('events')],
+    afterDelete: [revalidateTagHook('pages'), revalidateTagHook('events')],
+  },
 }
\ No newline at end of file
diff --git a/src/fetch/pages.ts b/src/fetch/pages.ts
index e1d2118..be4ad44 100644
--- a/src/fetch/pages.ts
+++ b/src/fetch/pages.ts
@@ -28,5 +28,6 @@ export async function fetchPageBySlug(
 
   return unstable_cache(fetchPage, ['pages', slug], {
     tags: ['pages', `pages-${slug}`],
+    revalidate: 3600,
   })()
 }