diff --git a/deploy/ansible/roles/elasticsearch/files/elasticsearch_settings.yml b/deploy/ansible/roles/elasticsearch/files/elasticsearch_settings.yml
index c59d47e6..42347c4c 100644
--- a/deploy/ansible/roles/elasticsearch/files/elasticsearch_settings.yml
+++ b/deploy/ansible/roles/elasticsearch/files/elasticsearch_settings.yml
@@ -24,8 +24,8 @@ settings:
     filter:
       e_ngram_filter:
         type: edge_ngram
-        min_gram: 2
-        max_gram: 15
+        min_gram: 1
+        max_gram: 16
 
     char_filter:
       dash_to_underscore: