diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index e7a4c7f..a2249a6 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -66,32 +66,23 @@ jobs:
 
     - name: Update container name
       run: |
-        cd cd-msa-django-ansible/overlays/dev/      
+        cd cd-msa-django-ansible/overlays/dev/
 
         echo "✅ Installing yq..."
         wget -qO /usr/local/bin/yq https://github.com/mikefarah/yq/releases/download/v4.44.3/yq_linux_amd64
         chmod +x /usr/local/bin/yq
 
+        # 버전 가공: 점(.)을 d로 치환 (container name에 . 금지)
+        export VERSION="${{ steps.img-ver.outputs.content }}"
+        export VERSION_SAFE="${VERSION//./d}"
+
         echo "✅ Updating container name in patch-deployment.yaml..."
-        VERSION="${{ steps.img-ver.outputs.content }}"
-        VERSION_SAFE=$(echo "$VERSION" | tr '.' 'd')
-
-        yq e -i '
-          .spec.template.spec.containers =
-            (.spec.template.spec.containers
-            | map(
-                if .name then
-                  .name = "msa-django-ansible-\($ver)"
-                else
-                  .
-                end
-              )
-            )
-        ' --arg ver "${VERSION_SAFE}" patch-deployment.yaml
-
+        # ✅ yq v4: env/strenv 로 환경변수 읽기 + 안전한 경로 대입 (배열/기존 필드 보존)
+        yq e -i '.spec.template.spec.containers[0].name = "msa-django-ansible-" + strenv(VERSION_SAFE)' patch-deployment.yaml
 
         echo "✅ Final patch-deployment.yaml content:"
         cat patch-deployment.yaml
+
     
     ## cd commit
     - name: Commit files