diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c8080bdadaec4ba33f90918c78531b8f63729e93..ebc7dfab09c67e92cef9083a590d48a4e74ef3ea 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -29,10 +29,10 @@ check-gke:
     TF_VAR_region: $GCP_REGION
     TF_VAR_vpc_network_name: $GCP_NETWORK_NAME
     TF_VAR_vpc_subnetwork_name: $GCP_SUBNETWORK_NAME
-    GCP_SA_GITLAB: $GCP_SA_GITLAB
+    GCP_SA: $GCP_SA
   script: |-
     cd $TF_ROOT_GKE
-    echo $GCP_SA_GITLAB > gcp-sa.json
+    echo $GCP_SA > gcp-sa.json
     gitlab-terraform init 
     gitlab-terraform validate
     gitlab-terraform fmt -check
@@ -61,10 +61,10 @@ apply-gke:
     TF_VAR_region: $GCP_REGION
     TF_VAR_vpc_network_name: $GCP_NETWORK_NAME
     TF_VAR_vpc_subnetwork_name: $GCP_SUBNETWORK_NAME
-    GCP_SA_GITLAB: $GCP_SA_GITLAB
+    GCP_SA: $GCP_SA
   script: |-
     cd $TF_ROOT_GKE
-    echo $GCP_SA_GITLAB > gcp-sa.json
+    echo $GCP_SA > gcp-sa.json
     gitlab-terraform init 
     gitlab-terraform apply -auto-approve
 
@@ -79,7 +79,7 @@ gcloud-psc:
     entrypoint: [""]
   variables:
     GCP_PROJECT_ID: $GCP_PROJECT_ID
-    GCP_SA_GITLAB: $GCP_SA_GITLAB
+    GCP_SA: $GCP_SA
     GCP_REGION: $GCP_REGION
     GCP_NETWORK_NAME: $GCP_NETWORK_NAME
     GCP_SUBNETWORK_NAME: $GCP_SUBNETWORK_NAME
@@ -89,7 +89,7 @@ gcloud-psc:
     EC_SERVICE_ATTACHMENT_URI: $EC_SERVICE_ATTACHMENT_URI
     EC_DNS_ZONE: $EC_DNS_ZONE
   script: |-
-    echo $GCP_SA_GITLAB > gcp-sa.json
+    echo $GCP_SA > gcp-sa.json
     gcloud auth activate-service-account --key-file gcp-sa.json
     echo "Activate Service Account: OK"
     gcloud config set project $GCP_PROJECT_ID