diff --git a/terraform/application/config/production.tfvars.json b/terraform/application/config/production.tfvars.json
index 4a1a34a500..855c0fd94b 100644
--- a/terraform/application/config/production.tfvars.json
+++ b/terraform/application/config/production.tfvars.json
@@ -4,8 +4,8 @@
   "config": "production",
   "environment": "production",
   "canonical_hostname": "www.claim-additional-teaching-payment.service.gov.uk",
-  "web_replicas": 2,
-  "worker_replicas": 2,
+  "web_replicas": 4,
+  "worker_replicas": 4,
   "startup_command": ["/bin/sh", "-c", "bin/rails server -b 0.0.0.0"],
   "worker_command": ["/bin/sh", "-c", "bin/bundle exec bin/delayed_job run -n 1"],
   "postgres_flexible_server_sku": "GP_Standard_D2ds_v4",