diff --git a/jsonnet/kube-prometheus/components/blackbox-exporter.libsonnet b/jsonnet/kube-prometheus/components/blackbox-exporter.libsonnet
index 074a9f343babe6b2e9c2eaef071582f40a01c9cf..a5ca911d29a0269482467ac9005cf6a64533d2e0 100644
--- a/jsonnet/kube-prometheus/components/blackbox-exporter.libsonnet
+++ b/jsonnet/kube-prometheus/components/blackbox-exporter.libsonnet
@@ -21,7 +21,7 @@ local defaults = {
     if !std.setMember(labelName, ['app.kubernetes.io/version'])
   },
   configmapReloaderImage: error 'must provide version',
-  kubeRbacProxyImage: error 'must provide kubeRbacProxyImage', 
+  kubeRbacProxyImage: error 'must provide kubeRbacProxyImage',
 
   port: 9115,
   internalPort: 19115,