diff --git a/website/blog/2025-08-01-wireguard-overlay/index.md b/website/blog/2025-08-01-wireguard-overlay/index.md
index 61576966..250c58ef 100644
--- a/website/blog/2025-08-01-wireguard-overlay/index.md
+++ b/website/blog/2025-08-01-wireguard-overlay/index.md
@@ -3,6 +3,7 @@ title: How to connect Docker containers across multiple hosts with WireGuard
 description: Learn how to configure a WireGuard overlay network that lets Docker containers securely communicate
   across multiple hosts. No exposed ports needed.
 slug: connect-docker-containers-across-hosts-wireguard
+image: ./wireguard-overlay.png
 authors: psviderski
 tags: [ docker, wireguard, networking, vpn ]
 ---