diff --git a/Jenkinsfile b/Jenkinsfile
index 176f449..9af2a40 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -79,7 +79,7 @@ def performBuild(String project){
   }
 }
 
-def handleError(String message, string project){
+def handleError(String message, String project){
   echo "${message}"
   currentBuild.setResult("FAILED")
   slackSend color: 'danger', message: "${message}"