diff --git a/deploy/base/deployments.yaml b/deploy/base/deployments.yaml
index e784d53..6813d75 100644
--- a/deploy/base/deployments.yaml
+++ b/deploy/base/deployments.yaml
@@ -42,7 +42,7 @@ spec:
         effect: NoSchedule
       containers:
         - name: cert-approver
-          image: ghcr.io/alex1989hu/kubelet-serving-cert-approver:main
+          image: ghcr.io/alex1989hu/kubelet-serving-cert-approver:0.5.0
           imagePullPolicy: Always
           args:
           - serve
diff --git a/deploy/ha-install.yaml b/deploy/ha-install.yaml
index fcd3942..b3e4f2c 100644
--- a/deploy/ha-install.yaml
+++ b/deploy/ha-install.yaml
@@ -282,7 +282,7 @@ spec:
           valueFrom:
             fieldRef:
               fieldPath: metadata.namespace
-        image: ghcr.io/alex1989hu/kubelet-serving-cert-approver:main
+        image: ghcr.io/alex1989hu/kubelet-serving-cert-approver:0.5.0
         imagePullPolicy: Always
         livenessProbe:
           httpGet:
diff --git a/deploy/standalone-install.yaml b/deploy/standalone-install.yaml
index c0a99c1..38e59f1 100644
--- a/deploy/standalone-install.yaml
+++ b/deploy/standalone-install.yaml
@@ -233,7 +233,7 @@ spec:
           valueFrom:
             fieldRef:
               fieldPath: metadata.namespace
-        image: ghcr.io/alex1989hu/kubelet-serving-cert-approver:main
+        image: ghcr.io/alex1989hu/kubelet-serving-cert-approver:0.5.0
         imagePullPolicy: Always
         livenessProbe:
           httpGet: