diff --git a/Jenkinsfile b/Jenkinsfile
index ff5a544..ce07278 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,10 +1,13 @@
 pipeline {
     agent any
-    tools {
-            maven 'Maven 3.9.7'
-            jdk 'jdk21'
-        }
     stages {
+        stage('check versions') {
+            steps {
+                sh 'mvn --version'
+                sh 'java -version'
+                sh 'git --version'
+            }
+        }
         stage('Build') {
             steps {
                 sh 'mvn -B -DskipTests clean package'