diff --git a/docs/reference/aggregations/metrics/geocentroid-aggregation.asciidoc b/docs/reference/aggregations/metrics/geocentroid-aggregation.asciidoc
index 89aa091bba2..f215857bf8c 100644
--- a/docs/reference/aggregations/metrics/geocentroid-aggregation.asciidoc
+++ b/docs/reference/aggregations/metrics/geocentroid-aggregation.asciidoc
@@ -1,7 +1,7 @@
 [[search-aggregations-metrics-geocentroid-aggregation]]
 === Geo Centroid Aggregation
 
-A metric aggregation that computes the weighted centroid from all coordinate values for a <<geo-point>> field.
+A metric aggregation that computes the weighted https://en.wikipedia.org/wiki/Centroid[centroid] from all coordinate values for a <<geo-point>> field.
 
 Example: