diff --git a/terraform/configs/suspension-service/pre-prod.tfvars b/terraform/configs/suspension-service/pre-prod.tfvars
index d616e99..a6b82ca 100644
--- a/terraform/configs/suspension-service/pre-prod.tfvars
+++ b/terraform/configs/suspension-service/pre-prod.tfvars
@@ -3,4 +3,5 @@ environment          = "pre-prod"
 synthetic_patient_prefix = "96936"
 process_only_synthetic_patients = false
 
-can_update_managing_organisation_to_repo = true
\ No newline at end of file
+can_update_managing_organisation_to_repo = true
+ecs_desired_count = 1
\ No newline at end of file