diff --git a/Jenkinsfile b/Jenkinsfile
index 4d5a1e7..184781e 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -30,7 +30,7 @@ pipeline {
         stage ('Initialize variables') {
             steps {
                 script {
-                        lastVersion = sh(script: "git describe --tags --abbrev=0", returnStdout: true).trim()
+                        def lastVersion = sh(script: "git describe --tags --abbrev=0", returnStdout: true).trim()
                         
                         if (!lastVersion) {
                             lastVersion = "0.0.0"
@@ -91,7 +91,7 @@ pipeline {
                             "${env.GITEA_REPOSITORY_URL}deployer3000/${env.IMAGE_NAME}/releases"
                         """
                         echo "New release succeeded!"
-                        
+
                         sh """
                         curl -X POST \
                              -u "${GITEA_USER}:${GITEA_PASS}" \