diff --git a/aws/container-linux/kubernetes/workers/require.tf b/aws/container-linux/kubernetes/workers/require.tf
new file mode 100644
index 00000000..5137494d
--- /dev/null
+++ b/aws/container-linux/kubernetes/workers/require.tf
@@ -0,0 +1,9 @@
+# Terraform version and plugin versions
+
+terraform {
+  required_version = ">= 0.10.4"
+}
+
+provider "aws" {
+  version = "~> 1.7"
+}
diff --git a/docs/advanced/worker-pools.md b/docs/advanced/worker-pools.md
index 161ea498..488cf8c8 100644
--- a/docs/advanced/worker-pools.md
+++ b/docs/advanced/worker-pools.md
@@ -79,6 +79,10 @@ Create a cluster following the Google Cloud [tutorial](../google-cloud.md#cluste
 module "yavin-worker-pool" {
   source = "git::https://github.com/poseidon/typhoon//google-cloud/container-linux/kubernetes/workers?ref=v1.9.4"
 
+  providers = {
+    google = "google.default"
+  }
+
   # Google Cloud
   region  = "us-central1"
   network = "${module.google-cloud-yavin.network_name}"
diff --git a/google-cloud/container-linux/kubernetes/workers/require.tf b/google-cloud/container-linux/kubernetes/workers/require.tf
new file mode 100644
index 00000000..2493e57a
--- /dev/null
+++ b/google-cloud/container-linux/kubernetes/workers/require.tf
@@ -0,0 +1,9 @@
+# Terraform version and plugin versions
+
+terraform {
+  required_version = ">= 0.10.4"
+}
+
+provider "google" {
+  version = "~> 1.2"
+}