diff --git a/molgenis-jenkins/templates/config.tpl b/molgenis-jenkins/templates/config.tpl
index 7e4a753..5bfd243 100644
--- a/molgenis-jenkins/templates/config.tpl
+++ b/molgenis-jenkins/templates/config.tpl
@@ -174,7 +174,7 @@ data:
-{{- range index, $job := .Jobs }}
+{{- range $index, $job := .Jobs }}
$job
{{- end }}