diff --git a/helm/rucio-con-mon/values-preprod.yaml b/helm/rucio-con-mon/values-preprod.yaml
index 0c6e00e57..2a4f07266 100644
--- a/helm/rucio-con-mon/values-preprod.yaml
+++ b/helm/rucio-con-mon/values-preprod.yaml
@@ -1,6 +1,6 @@
 environment: "preprod"
 image:
-  repository: repository: registry.cern.ch/cmsrucio/rucio-con-mon
+  repository: registry.cern.ch/cmsrucio/rucio-con-mon
   pullPolicy: IfNotPresent
   # Overrides the image tag whose default is the chart appVersion.
   tag: "2.1.1"