diff --git a/infra/gcp/clusters/modules/gke-cluster/versions.tf b/infra/gcp/clusters/modules/gke-cluster/versions.tf
index 453bc0b1273d..4dc3f94e4932 100644
--- a/infra/gcp/clusters/modules/gke-cluster/versions.tf
+++ b/infra/gcp/clusters/modules/gke-cluster/versions.tf
@@ -15,7 +15,7 @@
  */
 
 terraform {
-  required_version = "~> 0.14.0"
+  required_version = "~> 0.15.0"
   required_providers {
     google = {
       source  = "hashicorp/google"
diff --git a/infra/gcp/clusters/modules/gke-nodepool/versions.tf b/infra/gcp/clusters/modules/gke-nodepool/versions.tf
index 453bc0b1273d..4dc3f94e4932 100644
--- a/infra/gcp/clusters/modules/gke-nodepool/versions.tf
+++ b/infra/gcp/clusters/modules/gke-nodepool/versions.tf
@@ -15,7 +15,7 @@
  */
 
 terraform {
-  required_version = "~> 0.14.0"
+  required_version = "~> 0.15.0"
   required_providers {
     google = {
       source  = "hashicorp/google"
diff --git a/infra/gcp/clusters/modules/gke-project/versions.tf b/infra/gcp/clusters/modules/gke-project/versions.tf
index 453bc0b1273d..4dc3f94e4932 100644
--- a/infra/gcp/clusters/modules/gke-project/versions.tf
+++ b/infra/gcp/clusters/modules/gke-project/versions.tf
@@ -15,7 +15,7 @@
  */
 
 terraform {
-  required_version = "~> 0.14.0"
+  required_version = "~> 0.15.0"
   required_providers {
     google = {
       source  = "hashicorp/google"
diff --git a/infra/gcp/clusters/projects/k8s-infra-prow-build-trusted/prow-build-trusted/versions.tf b/infra/gcp/clusters/projects/k8s-infra-prow-build-trusted/prow-build-trusted/versions.tf
index 07b1984ba39b..1694441efd15 100644
--- a/infra/gcp/clusters/projects/k8s-infra-prow-build-trusted/prow-build-trusted/versions.tf
+++ b/infra/gcp/clusters/projects/k8s-infra-prow-build-trusted/prow-build-trusted/versions.tf
@@ -4,5 +4,5 @@ This file defines:
 */
 
 terraform {
-  required_version = "~> 0.14.0"
+  required_version = "~> 0.15.0"
 }