diff --git a/content/events/2023-04-18-ciliumcon/index.md b/content/events/2023-04-18-ciliumcon/index.md
index 0e57fbd4d..731496a30 100644
--- a/content/events/2023-04-18-ciliumcon/index.md
+++ b/content/events/2023-04-18-ciliumcon/index.md
@@ -5,7 +5,7 @@ place: Amsterdam, The Netherlands
 title: 'CiliumCon EU 2023'
 ogSummary: 'You’ll hear from end users who will share their experiences, and from contributors who will teach you about Cilium’s technology, and its use of eBPF to provide high-performance networking, observability, and security features'
 ogImage: talkseu.jpg
-externalUrl: 'https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/co-located-events/ciliumcon/'
+externalUrl: 'https://events.linuxfoundation.org/archive/2023/kubecon-cloudnativecon-europe/co-located-events/ciliumcon/'
 type: Conference
 isFeatured: false
 ---
diff --git a/content/events/2023-11-06-ciliumcon-na/index.md b/content/events/2023-11-06-ciliumcon-na/index.md
index 6cb72f98c..fab0bde93 100644
--- a/content/events/2023-11-06-ciliumcon-na/index.md
+++ b/content/events/2023-11-06-ciliumcon-na/index.md
@@ -5,7 +5,7 @@ place: Chicago, Illinois
 title: 'CiliumCon NA 2023'
 ogSummary: 'CiliumCon is a full-day co-located event for Cilium users, contributors, and new community members. Join us for our first CiliumCon in North America!'
 ogImage: ogImage.jpg
-externalUrl: 'https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/co-located-events/ciliumcon/#about'
+externalUrl: 'https://events.linuxfoundation.org/archive/2023/kubecon-cloudnativecon-north-america/co-located-events/ciliumcon/'
 type: Conference
 isFeatured: false
 ---
diff --git a/content/events/2024-11-12-cilium-ebpf-day-na/index.md b/content/events/2024-11-12-cilium-ebpf-day-na/index.md
index 6cba0ab91..895a1b76c 100644
--- a/content/events/2024-11-12-cilium-ebpf-day-na/index.md
+++ b/content/events/2024-11-12-cilium-ebpf-day-na/index.md
@@ -5,7 +5,7 @@ place: Salt Lake City, Utah
 title: ' Cilium + eBPF Day North America 2024'
 ogSummary: 'Cilium + eBPF Day is a full-day co-located event for Cilium and eBPF users, contributors, and new community members. The focus of the event is on how Cilium and eBPF are being developed, deployed, and used across the cloud native landscape. Join us for another Cilium + eBPF Day in North America!'
 ogImage: ogimage.png
-externalUrl: 'https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/co-located-events/cilium-ebpf-day/'
+externalUrl: 'https://events.linuxfoundation.org/archive/2024/kubecon-cloudnativecon-north-america/co-located-events/cilium-ebpf-day/'
 type: Conference
 isFeatured: false
 ---
diff --git a/content/events/2025-04-01-ciliumcon-eu/index.md b/content/events/2025-04-01-ciliumcon-eu/index.md
index 42660648c..b2e503708 100644
--- a/content/events/2025-04-01-ciliumcon-eu/index.md
+++ b/content/events/2025-04-01-ciliumcon-eu/index.md
@@ -5,7 +5,7 @@ place: London, England
 title: 'CiliumCon Europe 2025'
 ogSummary: 'CiliumCon is a KubeCon co-located event for Cilium users, contributors, and new community members. Join us for an amazing CiliumCon in Europe!'
 ogImage: ogimage.jpg
-externalUrl: 'https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/co-located-events/ciliumcon/'
+externalUrl: 'https://events.linuxfoundation.org/archive/2025/kubecon-cloudnativecon-europe/co-located-events/ciliumcon/'
 type: Conference
 isFeatured: false
 ---