diff --git a/Jenkinsfile b/Jenkinsfile
index 20a47e3..8dfa68f 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -14,9 +14,13 @@ pipeline {
 
     stage('Prepare Environment') {
       steps {
-        sh 'echo "ID=${PROBIT_ID}" > "${WORKSPACE}/.env"'
-        sh 'echo "SECRET=${PROBIT_SECRET}" >> "${WORKSPACE}/.env"'
-        sh 'echo "KEY=${PROBIT_KEY}" >> "${WORKSPACE}/.env"'
+        script {
+          def envContent = """ID=${PROBIT_ID}
+                          SECRET=${PROBIT_SECRET}
+                          KEY=${PROBIT_KEY}
+                          """
+          writeFile file: "${WORKSPACE}/.env", text: envContent
+        }
       }
     }