diff --git a/Gemfile.lock b/Gemfile.lock
index 9ef575054..9d8c682b9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -201,11 +201,11 @@ GEM
       sprockets (>= 3)
     govuk_schemas (4.7.0)
       json-schema (>= 2.8, < 4.2)
-    govuk_sidekiq (7.1.1)
+    govuk_sidekiq (7.1.2)
       gds-api-adapters (>= 19.1.0)
       govuk_app_config (>= 1.1)
       redis-namespace (~> 1.6)
-      sidekiq (~> 6)
+      sidekiq (>= 6.5.12, < 7)
     govuk_test (4.0.1)
       brakeman (>= 5.0.2)
       capybara (>= 3.36)
@@ -246,7 +246,7 @@ GEM
     method_source (1.0.0)
     mime-types (3.5.1)
       mime-types-data (~> 3.2015)
-    mime-types-data (3.2023.0808)
+    mime-types-data (3.2023.1003)
     mini_mime (1.1.5)
     mini_portile2 (2.8.5)
     minitest (5.20.0)
@@ -550,10 +550,7 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    redis (5.0.7)
-      redis-client (>= 0.9.0)
-    redis-client (0.17.0)
-      connection_pool
+    redis (4.8.1)
     redis-namespace (1.11.0)
       redis (>= 4)
     regexp_parser (2.8.1)
@@ -649,10 +646,10 @@ GEM
     sentry-sidekiq (5.12.0)
       sentry-ruby (~> 5.12.0)
       sidekiq (>= 3.0)
-    sidekiq (6.5.5)
-      connection_pool (>= 2.2.2)
+    sidekiq (6.5.12)
+      connection_pool (>= 2.2.5, < 3)
       rack (~> 2.0)
-      redis (>= 4.5.0)
+      redis (>= 4.5.0, < 5)
     simplecov (0.22.0)
       docile (~> 1.1)
       simplecov-html (~> 0.11)