diff --git a/README.md b/README.md
index 904c7af..d9de234 100644
--- a/README.md
+++ b/README.md
@@ -355,27 +355,6 @@ Search with:
 Product.search query, fields: [:name_tagged]
 ```
 
-### WordNet
-
-Prepopulate English synonyms with the [WordNet database](https://en.wikipedia.org/wiki/WordNet).
-
-Download [WordNet 3.0](http://wordnetcode.princeton.edu/3.0/WNprolog-3.0.tar.gz) to each Elasticsearch server and move `wn_s.pl` to the `/var/lib` directory.
-
-```sh
-cd /tmp
-curl -o wordnet.tar.gz http://wordnetcode.princeton.edu/3.0/WNprolog-3.0.tar.gz
-tar -zxvf wordnet.tar.gz
-mv prolog/wn_s.pl /var/lib
-```
-
-Tell each model to use it:
-
-```ruby
-class Product < ApplicationRecord
-  searchkick wordnet: true
-end
-```
-
 ### Misspellings
 
 By default, Searchkick handles misspelled queries by returning results with an [edit distance](https://en.wikipedia.org/wiki/Levenshtein_distance) of one.
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