diff --git a/jsonnet/kube-prometheus/main.libsonnet b/jsonnet/kube-prometheus/main.libsonnet
index d35ce2151af8142c8b343557579812f126e2ac59..48b1f4e901ebdc1dd00e1ed6bfb0957268027b1e 100644
--- a/jsonnet/kube-prometheus/main.libsonnet
+++ b/jsonnet/kube-prometheus/main.libsonnet
@@ -30,7 +30,7 @@ local platformPatch = import './platforms/platforms.libsonnet';
         prometheus: error 'must provide version',
         prometheusAdapter: error 'must provide version',
         prometheusOperator: error 'must provide version',
-        configmapReload: error 'must provide version'
+        configmapReload: error 'must provide version',
       } + (import 'versions.json'),
       images: {
         alertmanager: 'quay.io/prometheus/alertmanager:v' + $.values.common.versions.alertmanager,