diff --git a/Jenkinsfile b/Jenkinsfile
index 9ebbc9e..4833c3c 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -32,7 +32,7 @@ pipeline {
         always {
             // Publish JUnit test results
             xunit (
-                thresholds: [ skipped(failureThreshold: 0) , failed(failureThreshold: 0) ], 
+                thresholds: [ skipped(failureThreshold: '0') , failed(failureThreshold: '0') ], 
                 tools: [ PHPUnit(pattern: 'phpunit.xml') ]
             )
             // Remove containers