diff --git a/packages/ui/certd-client/src/views/certd/pipeline/certd-form/use.tsx b/packages/ui/certd-client/src/views/certd/pipeline/certd-form/use.tsx
index 0dd90dbe8..ab7d786b7 100644
--- a/packages/ui/certd-client/src/views/certd/pipeline/certd-form/use.tsx
+++ b/packages/ui/certd-client/src/views/certd/pipeline/certd-form/use.tsx
@@ -115,6 +115,15 @@ export function useCertPipelineCreator() {
       label: "name",
     });
 
+    const DEFAULT_RENEW_DAYS = settingStore.sysPublic.defaultCertRenewDays || settingStore.sysPublic.defaultWillExpireDays || 15;
+
+    merge(inputs, {
+      renewDays: {
+        form: {
+          value: DEFAULT_RENEW_DAYS,
+        },
+      },
+    });
     return {
       crudOptions: {
         form: {
@@ -338,7 +347,7 @@ export function useCertPipelineCreator() {
                     title: "申请证书",
                     runnableType: "step",
                     input: {
-                      renewDays: 35,
+                      renewDays: 15,
                       ...pluginInput,
                     },
                     strategy: {
diff --git a/packages/ui/certd-server/src/plugins/plugin-cert/plugin/cert-plugin/base.ts b/packages/ui/certd-server/src/plugins/plugin-cert/plugin/cert-plugin/base.ts
index 8a2c36a13..5a6afce65 100644
--- a/packages/ui/certd-server/src/plugins/plugin-cert/plugin/cert-plugin/base.ts
+++ b/packages/ui/certd-server/src/plugins/plugin-cert/plugin/cert-plugin/base.ts
@@ -20,7 +20,6 @@ export abstract class CertApplyBasePlugin extends CertApplyBaseConvertPlugin {
 
   @TaskInput({
     title: "更新天数",
-    value: 18,
     component: {
       name: "a-input-number",
       vModel: "value",