diff --git a/jenkins.run.js b/jenkins.run.js
index ed98f38..4fc9def 100644
--- a/jenkins.run.js
+++ b/jenkins.run.js
@@ -59,7 +59,7 @@ if (fs.existsSync ('CHANGELOG.md')) {
   const cl_version = (/^## ([0-9x.]+)/mu).exec (changelog);
   if (
     cl_version === null
-    || major (cl_version[1] !== major (pkg.version))
+    || major (cl_version[1]) !== major (pkg.version)
   ) {
     console.log ('changelog is not up to date');
     ok = false;