diff --git a/Jenkinsfile b/Jenkinsfile
index 03c3463..ab52901 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,19 +1,16 @@
 pipeline {
     agent any
 
-    tools {
-        // Tên này phải giống y hệt trong:
-        // Manage Jenkins → Tools → SonarQube Scanner installations
-        sonar 'SonarScanner'
+    environment {
+        SCANNER_HOME = tool 'SonarScanner'
     }
 
     stages {
         stage('Check SonarScanner') {
             steps {
                 sh '''
-                    echo "PATH=$PATH"
-                    which sonar-scanner || true
-                    sonar-scanner --version
+                    echo "SCANNER_HOME=$SCANNER_HOME"
+                    $SCANNER_HOME/bin/sonar-scanner --version
                 '''
             }
         }