diff --git a/tests/ci/Jenkinsfile.ort b/tests/ci/Jenkinsfile.ort
index 42b366946c..f08e307007 100644
--- a/tests/ci/Jenkinsfile.ort
+++ b/tests/ci/Jenkinsfile.ort
@@ -1,5 +1,8 @@
 pipeline {
   agent none
+  options {
+        disableConcurrentBuilds()
+    }
   stages {
     stage('Run ORTs') {
        agent {