diff --git a/Jenkinsfile b/Jenkinsfile
index 68a5f0d..4675151 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -111,7 +111,9 @@ pipeline {
                         imageTags[service] = imageName
                     }
 
-                    env.IMAGE_TAGS = writeJSON returnText: imageTags
+                    // 使用Groovy的JsonBuilder创建JSON字符串
+                    def jsonBuilder = new groovy.json.JsonBuilder(imageTags)
+                    env.IMAGE_TAGS = jsonBuilder.toString()
                 }
             }
         }
@@ -119,7 +121,10 @@ pipeline {
         stage('Push Images') {
             steps {
                 script {
-                    def imageTags = readJSON text: env.IMAGE_TAGS
+                    // 使用Groovy的JsonSlurper解析JSON字符串
+                    def jsonSlurper = new groovy.json.JsonSlurper()
+                    def imageTags = jsonSlurper.parseText(env.IMAGE_TAGS)
+
                     def services = ['gateway', 'user', 'story', 'file']
 
                     for (service in services) {
@@ -127,7 +132,7 @@ pipeline {
                         sh "docker push ${imageName}"
 
                         // 也推送latest标签
-                        def latestImageName = imageName.replace(BUILD_NUMBER, "latest")
+                        def latestImageName = imageName.toString().replace(BUILD_NUMBER, "latest")
                         sh "docker push ${latestImageName}"
                     }
                 }