diff --git a/app/controllers/registration_controller.rb b/app/controllers/registration_controller.rb
index b4e8ba5b..409b5a8c 100644
--- a/app/controllers/registration_controller.rb
+++ b/app/controllers/registration_controller.rb
@@ -55,9 +55,6 @@ def create
 
     RegistrationProcessor.set(message_group_id: message_group_id, message_deduplication_id: message_deduplication_id).perform_later(step_data)
 
-    # Invalidate Cache
-    Rails.cache.delete("#{@user_id}-registrations-by-user")
-
     render json: { status: 'accepted', message: 'Started Registration Process' }, status: :accepted
   end
 
diff --git a/app/jobs/registration_processor.rb b/app/jobs/registration_processor.rb
index a2070a11..5af03be2 100644
--- a/app/jobs/registration_processor.rb
+++ b/app/jobs/registration_processor.rb
@@ -15,6 +15,7 @@ def perform(message)
                          message[:step_details][:guests],
                          message[:created_at])
     end
+    Rails.cache.delete("#{message[:user_id]}-registrations-by-user")
   end
 
   private
diff --git a/config/environments/production.rb b/config/environments/production.rb
index dc5ce16d..066ddffc 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -59,7 +59,7 @@
   # Use a different cache store in production.
   config.cache_store = :redis_cache_store, {
     url: EnvConfig.REDIS_URL,
-    connect_timeout: 30, # Defaults to 20 seconds
+    connect_timeout: 5, # Defaults to 20 seconds
     read_timeout: 0.2, # Defaults to 1 second
     write_timeout: 0.2, # Defaults to 1 second
     reconnect_attempts: 1, # Defaults to 0
diff --git a/infra/worker/main.tf b/infra/worker/main.tf
index cdae3330..ca2dbd7d 100644
--- a/infra/worker/main.tf
+++ b/infra/worker/main.tf
@@ -212,7 +212,7 @@ resource "aws_ecs_service" "this" {
   }
 
   network_configuration {
-    security_groups = []
+    security_groups = [var.shared_resources.cluster_security.id]
     subnets         = var.shared_resources.private_subnets
   }