diff --git a/_config.yml b/_config.yml
index 668fdf9d67..9155a864de 100644
--- a/_config.yml
+++ b/_config.yml
@@ -17,7 +17,7 @@
 title: Vespa. Big data. Real time. Open source.
 tagline: Vespa Documentation
 description: >- # this means to ignore newlines until "baseurl:"
-  Vespa - the open big data serving platform
+  Vespa - the AI search platform
 # baseurl: "" # the subpath of your site, e.g. /blog
 url: "https://docs.vespa.ai" # the base hostname & protocol for your site, e.g. http://example.com
 logo: /assets/logos/vespa-logo-green-rgb.svg