diff --git a/tasks/docker-registry/task.yaml b/tasks/docker-registry/task.yaml
index 1a969c0..aa9a764 100644
--- a/tasks/docker-registry/task.yaml
+++ b/tasks/docker-registry/task.yaml
@@ -65,10 +65,12 @@ spec:
         }
         EOF
 
-        # PyPI 인증 정보 환경 변수 파일 생성
+        # PyPI 인증 정보 변수 정의
         echo "🔐 Setting PyPI auth env..."
-        echo "PYPI_USERNAME=$(cat /workspace/pypi-auth/username)" > /tekton/home/pypi-auth.env
-        echo "PYPI_PASSWORD=$(cat /workspace/pypi-auth/password)" >> /tekton/home/pypi-auth.env
+        PYPI_USERNAME=$(cat /workspace/pypi-auth/username)
+        PYPI_PASSWORD=$(cat /workspace/pypi-auth/password)
+        echo "export PYPI_USERNAME=$PYPI_USERNAME" > /tekton/home/pypi-auth.env
+        echo "export PYPI_PASSWORD=$PYPI_PASSWORD" >> /tekton/home/pypi-auth.env
 
     # 🏗️ Kaniko 공식 이미지 실행
     - name: kaniko-build
@@ -77,20 +79,24 @@ spec:
       env:
         - name: DOCKER_CONFIG
           value: /tekton/home/.docker
-      script: |
-        #!/bin/sh
-        set -e
-
-        # PyPI 인증 정보 로드
-        source /tekton/home/pypi-auth.env
-
-        # Kaniko 빌드 실행
-        /kaniko/executor \
-          --dockerfile=$(params.subdirectory)/$(params.dockerfile) \
-          --context=$(params.subdirectory)/$(params.context) \
-          --destination=$(params.imageName):$(params.tag) \
-          --skip-tls-verify \
-          --reproducible \
-          --verbosity=info \
-          --build-arg=PYPI_USERNAME=$PYPI_USERNAME \
-          --build-arg=PYPI_PASSWORD=$PYPI_PASSWORD
\ No newline at end of file
+        - name: PYPI_USERNAME
+          valueFrom:
+            configMapKeyRef:
+              name: pypi-auth-config
+              key: username
+              optional: true
+        - name: PYPI_PASSWORD
+          valueFrom:
+            configMapKeyRef:
+              name: pypi-auth-config
+              key: password
+              optional: true
+      args:
+        - --dockerfile=$(params.subdirectory)/$(params.dockerfile)
+        - --context=$(params.subdirectory)/$(params.context)
+        - --destination=$(params.imageName):$(params.tag)
+        - --skip-tls-verify
+        - --reproducible
+        - --verbosity=debug
+        - --build-arg=PYPI_USERNAME=$(env PYPI_USERNAME)
+        - --build-arg=PYPI_PASSWORD=$(env PYPI_PASSWORD)
\ No newline at end of file