diff --git a/Gemfile.lock b/Gemfile.lock
index fc54c8494..2ea9ec6cf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -194,9 +194,10 @@ GEM
       rouge
       sprockets (>= 3)
       sprockets-rails
-    govuk_sidekiq (8.0.0)
+    govuk_sidekiq (8.0.1)
       gds-api-adapters (>= 19.1.0)
       govuk_app_config (>= 1.1)
+      redis (< 5)
       redis-namespace (~> 1.6)
       sidekiq (~> 6.5, >= 6.5.12)
     graphql (2.3.2)
@@ -308,6 +309,10 @@ GEM
       opentelemetry-common (~> 0.20)
     opentelemetry-helpers-sql-obfuscation (0.1.0)
       opentelemetry-common (~> 0.20)
+    opentelemetry-instrumentation-action_mailer (0.1.0)
+      opentelemetry-api (~> 1.0)
+      opentelemetry-instrumentation-active_support (~> 0.1)
+      opentelemetry-instrumentation-base (~> 0.22.1)
     opentelemetry-instrumentation-action_pack (0.9.0)
       opentelemetry-api (~> 1.0)
       opentelemetry-instrumentation-base (~> 0.22.1)
@@ -443,8 +448,9 @@ GEM
       opentelemetry-api (~> 1.0)
       opentelemetry-common (~> 0.21.0)
       opentelemetry-instrumentation-base (~> 0.22.1)
-    opentelemetry-instrumentation-rails (0.30.1)
+    opentelemetry-instrumentation-rails (0.30.2)
       opentelemetry-api (~> 1.0)
+      opentelemetry-instrumentation-action_mailer (~> 0.1.0)
       opentelemetry-instrumentation-action_pack (~> 0.9.0)
       opentelemetry-instrumentation-action_view (~> 0.7.0)
       opentelemetry-instrumentation-active_job (~> 0.7.0)