diff --git a/Gemfile b/Gemfile
index 2aa83c40..563c633b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,7 @@ gem "rails", "6.1.6.1"
 
 gem "audited"
 gem "cancancan"
-gem "elasticsearch", "~> 7.9.0" # gem's major must match db's
+gem "elasticsearch", "~> 8.17.0" # gem's major must match db's
 gem "elasticsearch-model"
 gem "elasticsearch-rails"
 gem "gds-sso"
diff --git a/Gemfile.lock b/Gemfile.lock
index 4938a2cc..e14c12fa 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -106,19 +106,19 @@ GEM
     dotenv-rails (3.1.0)
       dotenv (= 3.1.0)
       railties (>= 6.1)
-    elasticsearch (7.9.0)
-      elasticsearch-api (= 7.9.0)
-      elasticsearch-transport (= 7.9.0)
-    elasticsearch-api (7.9.0)
+    elastic-transport (8.3.5)
+      faraday (< 3)
       multi_json
-    elasticsearch-model (7.2.1)
+    elasticsearch (8.17.0)
+      elastic-transport (~> 8.3)
+      elasticsearch-api (= 8.17.0)
+    elasticsearch-api (8.17.0)
+      multi_json
+    elasticsearch-model (8.0.0)
       activesupport (> 3)
-      elasticsearch (~> 7)
+      elasticsearch (~> 8)
       hashie
     elasticsearch-rails (7.2.1)
-    elasticsearch-transport (7.9.0)
-      faraday (~> 1)
-      multi_json
     erubi (1.13.0)
     et-orbi (1.2.7)
       tzinfo
@@ -128,29 +128,12 @@ GEM
     factory_bot_rails (6.4.3)
       factory_bot (~> 6.4)
       railties (>= 5.0.0)
-    faraday (1.10.3)
-      faraday-em_http (~> 1.0)
-      faraday-em_synchrony (~> 1.0)
-      faraday-excon (~> 1.1)
-      faraday-httpclient (~> 1.0)
-      faraday-multipart (~> 1.0)
-      faraday-net_http (~> 1.0)
-      faraday-net_http_persistent (~> 1.0)
-      faraday-patron (~> 1.0)
-      faraday-rack (~> 1.0)
-      faraday-retry (~> 1.0)
-      ruby2_keywords (>= 0.0.4)
-    faraday-em_http (1.0.0)
-    faraday-em_synchrony (1.0.0)
-    faraday-excon (1.1.0)
-    faraday-httpclient (1.0.1)
-    faraday-multipart (1.0.4)
-      multipart-post (~> 2)
-    faraday-net_http (1.0.1)
-    faraday-net_http_persistent (1.2.0)
-    faraday-patron (1.0.0)
-    faraday-rack (1.0.0)
-    faraday-retry (1.0.3)
+    faraday (2.12.2)
+      faraday-net_http (>= 2.0, < 3.5)
+      json
+      logger
+    faraday-net_http (3.4.0)
+      net-http (>= 0.5.0)
     ffi (1.16.3)
     fugit (1.10.0)
       et-orbi (~> 1, >= 1.2.7)
@@ -237,6 +220,7 @@ GEM
     listen (3.8.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
+    logger (1.6.2)
     lograge (0.14.0)
       actionpack (>= 4)
       activesupport (>= 4)
@@ -264,7 +248,8 @@ GEM
     minitest (5.24.1)
     multi_json (1.15.0)
     multi_xml (0.6.0)
-    multipart-post (2.4.0)
+    net-http (0.6.0)
+      uri
     net-imap (0.4.10)
       date
       net-protocol
@@ -697,6 +682,7 @@ GEM
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)
     unicode-display_width (2.5.0)
+    uri (1.0.2)
     version_gem (1.1.3)
     warden (1.2.9)
       rack (>= 2.0.9)
@@ -733,7 +719,7 @@ DEPENDENCIES
   capybara
   database_cleaner
   dotenv-rails
-  elasticsearch (~> 7.9.0)
+  elasticsearch (~> 8.17.0)
   elasticsearch-model
   elasticsearch-rails
   factory_bot_rails