diff --git a/Jenkinsfile b/Jenkinsfile
index 1c8a6fc..5e133f3 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -14,7 +14,7 @@ pipeline {
 
     parameters {
         // ── 版本升级策略 ─────────────────────────────────────────────────────
-        choice(name: 'VERSION_BUMP', defaultValue: 'patch',
+        choice(name: 'VERSION_BUMP', choices: ['patch', 'minor', 'major'],
                description: '版本升级策略: major(1.0.0→2.0.0), minor(1.0.0→1.1.0), patch(1.0.0→1.0.1)')
         booleanParam(name: 'CUSTOM_VERSION', defaultValue: false,
                      description: '勾选后使用下方自定义版本号（忽略VERSION_BUMP）')