diff --git a/layouts/partials/topnav.html b/layouts/partials/topnav.html
index ff1b52c22..d836c6275 100644
--- a/layouts/partials/topnav.html
+++ b/layouts/partials/topnav.html
@@ -1,3 +1,7 @@
+{{ $productPathData := findRE "[^/]+.*?" .RelPermalink }}
+{{ $product := index $productPathData 0 }}
+{{ $currentVersion := index $productPathData 1 }}
+
 <div class="topnav">
   <div class="topnav-left">
     <a class="influx-home" href="https://www.influxdata.com" title="InfluxData"><span class="icon-influx-logo"></span><span class="icon-influx-logotype"></span></a>