diff --git a/template/dev/monitoring/base/prometheus/ingress_alertmanager.yaml b/template/dev/monitoring/base/prometheus/ingress_alertmanager.yaml
index 87afe8d..7a4fa71 100644
--- a/template/dev/monitoring/base/prometheus/ingress_alertmanager.yaml
+++ b/template/dev/monitoring/base/prometheus/ingress_alertmanager.yaml
@@ -3,13 +3,6 @@ kind: Ingress
 metadata:
   name: prometheus-alertmanager-ingress
   namespace: monitoring
-  annotations:
-    # 인증 방법 설정: basic auth
-    nginx.ingress.kubernetes.io/auth-type: basic
-    # basic auth 사용자가 들어있는 secret 설정
-    nginx.ingress.kubernetes.io/auth-secret: basic-auth
-    # 인증 요청시 나오는 메세지 설정
-    nginx.ingress.kubernetes.io/auth-realm: 'Authentication Required - admin'
 spec:
   ingressClassName: nginx
   rules:
@@ -26,4 +19,4 @@ spec:
   tls:
   - hosts:
     - prometheus.cone-chain.com
-    secretName: ssl-cc
\ No newline at end of file
+    secretName: ssl-cc
diff --git a/template/dev/monitoring/base/prometheus/ingress_prometheus.yaml b/template/dev/monitoring/base/prometheus/ingress_prometheus.yaml
index c56bae2..ad7e26c 100644
--- a/template/dev/monitoring/base/prometheus/ingress_prometheus.yaml
+++ b/template/dev/monitoring/base/prometheus/ingress_prometheus.yaml
@@ -3,13 +3,6 @@ kind: Ingress
 metadata:
   name: prometheus-ingress
   namespace: monitoring
-  annotations:
-    # 인증 방법 설정: basic auth
-    nginx.ingress.kubernetes.io/auth-type: basic
-    # basic auth 사용자가 들어있는 secret 설정
-    nginx.ingress.kubernetes.io/auth-secret: basic-auth
-    # 인증 요청시 나오는 메세지 설정
-    nginx.ingress.kubernetes.io/auth-realm: 'Authentication Required - admin'
 spec:
   ingressClassName: nginx
   rules:
@@ -26,4 +19,4 @@ spec:
   tls:
   - hosts:
     - prometheus.cone-chain.com
-    secretName: ssl-cc
\ No newline at end of file
+    secretName: ssl-cc