diff --git a/terraform/performance/main.tf b/terraform/performance/main.tf
index 6c6cd3b62..055d855f0 100644
--- a/terraform/performance/main.tf
+++ b/terraform/performance/main.tf
@@ -140,7 +140,7 @@ resource "null_resource" "validator_windows" {
   provisioner "remote-exec" {
     inline = [
       "set AWS_REGION=${var.region}",
-      "${local.install_validator} --validator-config=${module.validator.instance_validator_config}--preparation-mode=true",
+      "${local.install_validator} --validator-config=${module.validator.instance_validator_config} --preparation-mode=true",
       local.start_command,
       "${local.install_validator} --validator-config=${module.validator.instance_validator_config} --preparation-mode=false",
     ]
diff --git a/terraform/stress/main.tf b/terraform/stress/main.tf
index 9e9d546bc..6f0c49a01 100644
--- a/terraform/stress/main.tf
+++ b/terraform/stress/main.tf
@@ -135,7 +135,7 @@ resource "null_resource" "validator_windows" {
   provisioner "remote-exec" {
     inline = [
       "set AWS_REGION=${var.region}",
-      "${local.install_validator} --validator-config=${module.validator.instance_validator_config}--preparation-mode=true",
+      "${local.install_validator} --validator-config=${module.validator.instance_validator_config} --preparation-mode=true",
       local.start_command,
       "${local.install_validator} --validator-config=${module.validator.instance_validator_config} --preparation-mode=false",
     ]