diff --git a/modules/acm/README.md b/modules/acm/README.md
index 769bcf97b..de785bccd 100644
--- a/modules/acm/README.md
+++ b/modules/acm/README.md
@@ -74,6 +74,7 @@ data "google_client_config" "default" {}
 | enable\_policy\_controller | Whether to enable the ACM Policy Controller on the cluster | `bool` | `true` | no |
 | enable\_referential\_rules | Enables referential constraints which reference another object in it definition and are therefore eventually consistent. | `bool` | `true` | no |
 | hierarchy\_controller | Configurations for Hierarchy Controller. See [Hierarchy Controller docs](https://cloud.google.com/anthos-config-management/docs/how-to/installing-hierarchy-controller) for more details | `map(any)` | `null` | no |
+| https\_proxy | URL for the HTTPS proxy to be used when communicating with the Git repo. | `string` | `null` | no |
 | install\_template\_library | Whether to install the default Policy Controller template library | `bool` | `true` | no |
 | location | GCP location used to reach cluster. | `string` | n/a | yes |
 | policy\_dir | Subfolder containing configs in ACM Git repo. If un-set, uses Config Management default. | `string` | `""` | no |
diff --git a/modules/acm/feature.tf b/modules/acm/feature.tf
index bd928551d..3bb977388 100644
--- a/modules/acm/feature.tf
+++ b/modules/acm/feature.tf
@@ -47,6 +47,7 @@ resource "google_gke_hub_feature_membership" "main" {
         sync_branch = var.sync_branch != "" ? var.sync_branch : null
         sync_rev    = var.sync_revision != "" ? var.sync_revision : null
         secret_type = var.secret_type
+        https_proxy = var.https_proxy
       }
     }
 
diff --git a/modules/acm/variables.tf b/modules/acm/variables.tf
index c225a45a7..f9bf8a41f 100644
--- a/modules/acm/variables.tf
+++ b/modules/acm/variables.tf
@@ -90,6 +90,12 @@ variable "secret_type" {
   default     = "ssh"
 }
 
+variable "https_proxy" {
+  description = "URL for the HTTPS proxy to be used when communicating with the Git repo."
+  type        = string
+  default     = null
+}
+
 variable "create_ssh_key" {
   description = "Controls whether a key will be generated for Git authentication"
   type        = bool