diff --git a/themes/gohugoioTheme/layouts/partials/gtag.html b/themes/gohugoioTheme/layouts/partials/gtag.html
index 89479ac34..d4924a698 100644
--- a/themes/gohugoioTheme/layouts/partials/gtag.html
+++ b/themes/gohugoioTheme/layouts/partials/gtag.html
@@ -6,7 +6,7 @@
   gtag('js', new Date());
 
   {{ $site := $.Site.BaseURL | replaceRE "^https?://(www\\.)?([^/]+).*" "$2" }}
-  gtag('config', '{{ . }}', {'site': '{{ $site }}', 'branch': '{{ getenv "BRANCH" }}'});
+  gtag('config', '{{ . }}', {'dimension1': '{{ $site }}', 'dimension2': '{{ getenv "BRANCH" }}'});
 
 /**
 * Function that tracks a click on an outbound link in Analytics.