diff --git a/.github/workflows/e2e-test-tf-module.yml b/.github/workflows/e2e-test-tf-module.yml
index a829909f167..fd0487d350a 100644
--- a/.github/workflows/e2e-test-tf-module.yml
+++ b/.github/workflows/e2e-test-tf-module.yml
@@ -38,11 +38,7 @@ on:
         description: "Which cloud provider to use."
         type: string
         default: "aws"
-      region:
-        description: "Which region to use."
-        type: string
-        default: "us-east-2"
-      zone:
+      regionZone:
         description: "Which zone to use."
         type: string
         default: "us-east-2c"
@@ -95,12 +91,12 @@ jobs:
           cat > terraform.tfvars <<EOF
           name = "${{ steps.create-prefix.outputs.prefix }}"
           image = "${{ inputs.image }}"
-          zone = "${{ inputs.zone }}"
+          zone = "${{ inputs.regionZone }}"
           name_prefix = "${{ steps.create-prefix.outputs.prefix }}"
           node_groups = {
             control_plane_default = {
               role          = "control-plane"
-              zone          = "${{ inputs.zone }}"
+              zone          = "${{ inputs.regionZone }}"
               instance_type = "m6a.xlarge"
               disk_size     = 30
               disk_type     = "gp3"
@@ -108,7 +104,7 @@ jobs:
             },
             worker_default = {
               role          = "worker"
-              zone          = "${{ inputs.zone }}"
+              zone          = "${{ inputs.regionZone }}"
               instance_type = "m6a.xlarge"
               disk_size     = 30
               disk_type     = "gp3"