diff --git a/Jenkinsfile b/Jenkinsfile
index 91551dd..78551ab 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -89,6 +89,16 @@ pipeline {
             steps {
                 echo '>>> 执行 SonarQube 代码质量检测'
                 withSonarQubeEnv('SonarQube') {
+                    // 先删除旧的JaCoCo报告，避免行号不匹配错误
+                    bat '''
+                        @echo off
+                        echo 清理旧的JaCoCo报告...
+                        del /s /q core\\build\\reports\\jacoco\\test\\*.xml 2>nul
+                        del /s /q cli\\build\\reports\\jacoco\\test\\*.xml 2>nul
+                        del /s /q gui\\build\\reports\\jacoco\\test\\*.xml 2>nul
+                        del /s /q backend\\build\\reports\\jacoco\\test\\*.xml 2>nul
+                        echo 已清理旧报告
+                    '''
                     bat '''
                         gradlew.bat sonar ^
                             -Dsonar.projectKey=%SONAR_PROJECT_KEY% ^
@@ -96,7 +106,6 @@ pipeline {
                             -Dsonar.host.url=%SONAR_HOST_URL% ^
                             -Dsonar.gradle.skipCompile=true ^
                             -Dsonar.java.binaries=core/build/classes/java/main ^
-                            -Dsonar.coverage.jacoco.xmlReportPaths=core/build/reports/jacoco/test/jacocoTestReport.xml,cli/build/reports/jacoco/test/jacocoTestReport.xml,gui/build/reports/jacoco/test/jacocoTestReport.xml,backend/build/reports/jacoco/test/jacocoTestReport.xml ^
                             --no-daemon
                     '''
                 }