diff --git a/vita/cm.backend.yaml b/vita/cm.backend.yaml
index 13f8cbd..8691849 100644
--- a/vita/cm.backend.yaml
+++ b/vita/cm.backend.yaml
@@ -5,3 +5,4 @@ metadata:
   name: vita-backend-config
 data:
   EXTERNAL_URL: https://go2025.konchin.com
+  CORS_ORIGIN: https://go2025.konchin.com
diff --git a/vita/cm.frontend.yaml b/vita/cm.frontend.yaml
deleted file mode 100644
index a885c00..0000000
--- a/vita/cm.frontend.yaml
+++ /dev/null
@@ -1,7 +0,0 @@
----
-apiVersion: v1
-kind: ConfigMap
-metadata:
-  name: vita-frontend-config
-data:
-  EXTERNAL_URL: https://go2025.konchin.com
diff --git a/vita/deploy.backend.yaml b/vita/deploy.backend.yaml
index e0640f9..da8bec7 100644
--- a/vita/deploy.backend.yaml
+++ b/vita/deploy.backend.yaml
@@ -24,6 +24,11 @@ spec:
                 configMapKeyRef:
                   name: vita-backend-config
                   key: EXTERNAL_URL
+            - name: CORS_ORIGIN
+              valueFrom:
+                configMapKeyRef:
+                  name: vita-backend-config
+                  key: CORS_ORIGIN
             - name: PRESHARED_KEY
               valueFrom:
                 secretKeyRef:
diff --git a/vita/deploy.frontend.yaml b/vita/deploy.frontend.yaml
index 3e0b449..2a9ea9d 100644
--- a/vita/deploy.frontend.yaml
+++ b/vita/deploy.frontend.yaml
@@ -18,12 +18,6 @@ spec:
       containers:
         - name: frontend
           image: gitea.konchin.com/go2025/frontend:main
-          env:
-            - name: EXTERNAL_URL
-              valueFrom:
-                configMapKeyRef:
-                  name: vita-frontend-config
-                  key: EXTERNAL_URL
           imagePullSecrets:
             - name: regcred
           imagePullPolicy: Always
diff --git a/vita/kustomization.yaml b/vita/kustomization.yaml
index 793bc7b..f31c9e5 100644
--- a/vita/kustomization.yaml
+++ b/vita/kustomization.yaml
@@ -8,7 +8,6 @@ resources:
   - namespace.yaml
   - cm.backend.yaml
   - cm.dcbot.yaml
-  - cm.frontend.yaml
   - deploy.backend.yaml
   - deploy.dcbot.yaml
   - deploy.frontend.yaml