diff --git a/packages/db/elastic_migrations/index_settings.json b/packages/db/elastic_migrations/index_settings.json
index be7205a5a..a4aece588 100644
--- a/packages/db/elastic_migrations/index_settings.json
+++ b/packages/db/elastic_migrations/index_settings.json
@@ -7,7 +7,8 @@
       "analyzer": {
         "strip_html_analyzer": {
           "tokenizer": "standard",
-          "char_filter": ["html_strip"]
+          "char_filter": ["html_strip"],
+          "filter": ["lowercase"]
         }
       },
       "normalizer": {