diff --git a/deploy/gcp/modules/cloud-lb/main.tf b/deploy/gcp/modules/cloud-lb/main.tf
index 0c16d5ebcfa..3054a7d19d7 100644
--- a/deploy/gcp/modules/cloud-lb/main.tf
+++ b/deploy/gcp/modules/cloud-lb/main.tf
@@ -109,7 +109,6 @@ resource "google_compute_backend_service" "router" {
   protocol              = "HTTPS"
   port_name             = "http"
   load_balancing_scheme = "EXTERNAL_MANAGED"
-  timeout_sec           = var.router_backend_timeout_seconds
 
   log_config {
     enable      = true
diff --git a/deploy/gcp/modules/cloud-lb/variables.tf b/deploy/gcp/modules/cloud-lb/variables.tf
index 5696c136d39..6e81dcbf01f 100644
--- a/deploy/gcp/modules/cloud-lb/variables.tf
+++ b/deploy/gcp/modules/cloud-lb/variables.tf
@@ -77,12 +77,6 @@ variable "router_cloud_run_service_name" {
   default     = ""
 }
 
-variable "router_backend_timeout_seconds" {
-  type        = number
-  description = "Backend request timeout for long-running router/model requests."
-  default     = 3600
-}
-
 variable "router_domains" {
   type        = list(string)
   description = "Hosts routed to the router backend, e.g. [\"router.flatkey.ai\"]."