diff --git a/apps/k8s01/blog/certificate.yaml b/apps/k8s01/blog/certificate.yaml
index caa57cba9903195c61b0dba17bded696ed9bf2ad..ee2379f5a3a1bce526835703dcf665aee5c2c5b0 100644
--- a/apps/k8s01/blog/certificate.yaml
+++ b/apps/k8s01/blog/certificate.yaml
@@ -6,8 +6,6 @@ metadata:
     labels:
         app.kubernetes.io/name: blog
 spec:
-    privateKey:
-        algorithm: Ed25519
     dnsNames:
         - ENC[AES256_GCM,data:0GFhR/qy7O08SttmyTr7XE4Myw==,iv:A/uABlCzi7KWoUsVGdZC0oW1P/AhXfRiyHAr1DGNlPA=,tag:QymCw+8esywtOeIm+mE5Iw==,type:str]
         - ENC[AES256_GCM,data:EwUpRPyUQnP2VW6K4qygCqlqYN2nXWs=,iv:FIBxTelhrzOmDRbfebIb/rNqI9Ex2AgS2YOJgHcFB5A=,tag:q0/vNaVzafhxAMbHQVUz6g==,type:str]
@@ -21,8 +19,8 @@ sops:
     azure_kv: []
     hc_vault: []
     age: []
-    lastmodified: "2022-11-13T02:09:37Z"
-    mac: ENC[AES256_GCM,data:gGSRaXKGVoFeFaJOmWYacdiGnw0S4guWB/0bdxRTtlS7hP3zYrUD/Em1Wzyfque57Ykmq8egQ+a+6ExFFIMp9w/PA4vh2NWa0QxuET45JihpXZDqMkYj4trMvkzx6/GbAm/e7qOLXC9a8vTuJMG70J46yxfIKtXti1S82GnSjak=,iv:ObaMfHmMbjHPJFYRwQlFDx/JMCuMuI02r0vrNze5+2s=,tag:xyl4Vay/GFolaHSyZJazsA==,type:str]
+    lastmodified: "2022-11-13T02:43:10Z"
+    mac: ENC[AES256_GCM,data:9zC97/5eLqZGfLJhM59i4+Qa3KdoI8fF9YeUQ4Wg5csFMGcm3jvc69vZ5PkMzyNWOwT4350iCaqONB7HjVRN8IKrqiPQTZ2qWh5vERpPMpOxqMrOUbadRe3zwx8ORgpqH4EZKrYyc490Ivt52/y0YE+wvLi3C0VGOJUW3R4HXPI=,iv:8J4NySGDS7fPsTDxFTTJdnMXPAB1qWHSdqUVVd+v/00=,tag:l1X+ChQFQJMWg3rmt5g2tw==,type:str]
     pgp:
         - created_at: "2022-01-21T18:13:48Z"
           enc: |-