diff --git a/horizon/README.md b/horizon/README.md
index 2070c54..f4f6b88 100644
--- a/horizon/README.md
+++ b/horizon/README.md
@@ -128,6 +128,7 @@ kubectl create configmap -n $instance $configmap --from-file=lots-of-zeros.zip
 | core.image.pullPolicy | string | `"IfNotPresent"` |  |
 | core.image.repository | string | `"opennms/horizon"` |  |
 | core.image.tag | string | `""` |  |
+| core.initContainers | list | `[]` | Experimental: a list of additional init containers |
 | core.inspector.enabled | bool | `false` |  |
 | core.overlayConfigMaps | list | `[]` |  |
 | core.postConfigJob.ttlSecondsAfterFinished | int | `300` |  |
diff --git a/horizon/templates/opennms-core.statefulset.yaml b/horizon/templates/opennms-core.statefulset.yaml
index 0fa9d13..ff259ff 100644
--- a/horizon/templates/opennms-core.statefulset.yaml
+++ b/horizon/templates/opennms-core.statefulset.yaml
@@ -135,6 +135,9 @@ spec:
           mountPath: /opennms-overlay-configmaps/{{ $k }}/{{ $r.path }}
           {{- end }}
         {{- end }}
+      {{- with .Values.core.initContainers }}
+      {{- toYaml . | nindent 6 }}
+      {{- end }}
       nodeSelector:
         {{- toYaml .Values.core.configuration.nodeSelector | nindent 8 }}
       affinity:
diff --git a/horizon/values.yaml b/horizon/values.yaml
index e80e897..e854be7 100644
--- a/horizon/values.yaml
+++ b/horizon/values.yaml
@@ -171,6 +171,8 @@ core:
     externalPort: 8101
  postConfigJob:
   ttlSecondsAfterFinished: 300
+ # -- Experimental: a list of additional init containers
+ initContainers: []
 
 # OpenNMS Sentinel for flow processing (Optional)
 sentinel: