diff --git a/heat/templates/cron-job-purge-deleted.yaml b/heat/templates/cron-job-purge-deleted.yaml
index 469d7171e4..dd275d7519 100644
--- a/heat/templates/cron-job-purge-deleted.yaml
+++ b/heat/templates/cron-job-purge-deleted.yaml
@@ -79,6 +79,7 @@ spec:
                 subPath: {{ base .Values.conf.heat.DEFAULT.log_config_append }}
                 readOnly: true
               {{ end }}
+{{- dict "enabled" $envAll.Values.manifests.certificates "name" $envAll.Values.endpoints.oslo_db.auth.admin.secret.tls.internal "path" "/etc/mysql/certs" | include "helm-toolkit.snippets.tls_volume_mount" | indent 14 }}
 {{ if $mounts_heat_purge_deleted.volumeMounts }}{{ toYaml $mounts_heat_purge_deleted.volumeMounts | indent 14 }}{{ end }}
           volumes:
             - name: pod-tmp
@@ -89,6 +90,7 @@ spec:
               secret:
                 secretName: heat-etc
                 defaultMode: 0444
+{{- dict "enabled" $envAll.Values.manifests.certificates "name" $envAll.Values.endpoints.oslo_db.auth.admin.secret.tls.internal | include "helm-toolkit.snippets.tls_volume" | indent 12 }}
             - name: heat-bin
               configMap:
                 name: heat-bin