diff --git a/Gemfile.lock b/Gemfile.lock
index 669b774fa..5e50aaeff 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -202,12 +202,11 @@ GEM
       rouge
       sprockets (>= 3)
       sprockets-rails
-    govuk_sidekiq (8.0.1)
+    govuk_sidekiq (9.0.0)
       gds-api-adapters (>= 19.1.0)
       govuk_app_config (>= 1.1)
-      redis (< 5)
-      redis-namespace (~> 1.6)
-      sidekiq (~> 6.5, >= 6.5.12)
+      redis-client (>= 0.22.2)
+      sidekiq (~> 7.0, < 8)
     govuk_test (4.1.0)
       brakeman (>= 5.0.2)
       capybara (>= 3.36)
@@ -595,9 +594,8 @@ GEM
     rdoc (6.7.0)
       psych (>= 4.0.0)
     recursive-open-struct (1.2.2)
-    redis (4.8.1)
-    redis-namespace (1.11.0)
-      redis (>= 4)
+    redis-client (0.22.2)
+      connection_pool
     regexp_parser (2.9.2)
     reline (0.5.10)
       io-console (~> 0.5)
@@ -678,10 +676,12 @@ GEM
       sentry-ruby (~> 5.19.0)
       sidekiq (>= 3.0)
     shoulda-context (2.0.0)
-    sidekiq (6.5.12)
-      connection_pool (>= 2.2.5, < 3)
-      rack (~> 2.0)
-      redis (>= 4.5.0, < 5)
+    sidekiq (7.3.2)
+      concurrent-ruby (< 2)
+      connection_pool (>= 2.3.0)
+      logger
+      rack (>= 2.2.4)
+      redis-client (>= 0.22.2)
     simplecov (0.22.0)
       docile (~> 1.1)
       simplecov-html (~> 0.11)