diff --git a/_config.yml b/_config.yml
index 6a7a06c..d0d9340 100644
--- a/_config.yml
+++ b/_config.yml
@@ -14,9 +14,9 @@ timezone: Asia/Singapore
 # jekyll-seo-tag settings › https://github.com/jekyll/jekyll-seo-tag/blob/master/docs/usage.md
 # ↓ --------------------------
 
-title: allexistence # the main title
+title: StackDepth # the main title
 
-tagline: Platform Eng · Kubernetes · AI/ML # it will display as the subtitle
+tagline: Platform Modernisation  |  Public & Private Cloud  |  Virtualisation & Containerisation  |  Kubernetes  |  Tanzu  |  OpenShift  |  Rancher  |  CI/CD  |  AI Infra # it will display as the subtitle
 
 description: >- # used by seo meta and the atom feed
     Deep dives on Harvester HCI, RKE2, GPU infrastructure, Kubernetes networking and cloud-native engineering.