diff --git a/chart/monocular/templates/_helpers.tpl b/chart/monocular/templates/_helpers.tpl
index 0ed1cec5..1e12365d 100644
--- a/chart/monocular/templates/_helpers.tpl
+++ b/chart/monocular/templates/_helpers.tpl
@@ -76,18 +76,20 @@ spec:
           key: mongodb-root-password
           name: {{ template "mongodb.fullname" $global }}
     {{- end }}
-    resources:
-{{ toYaml $global.Values.sync.resources | indent 6 }}
+    {{- with $global.Values.sync.extraVolumeMounts }}
+    volumeMounts: {{ toYaml . | nindent 6 }}
+{{- end }}
+    resources: {{ toYaml $global.Values.sync.resources | nindent 6 }}
 {{- with $global.Values.sync.nodeSelector }}
-  nodeSelector:
-{{ toYaml . | indent 4 }}
+  nodeSelector: {{ toYaml . | nindent 4 }}
 {{- end }}
 {{- with $global.Values.sync.affinity }}
-  affinity:
-{{ toYaml . | indent 4 }}
+  affinity: {{ toYaml . | nindent 4 }}
 {{- end }}
 {{- with $global.Values.sync.tolerations }}
-  tolerations:
-{{ toYaml . | indent 4 }}
+  tolerations: {{ toYaml . | nindent 4 }}
+{{- end }}
+{{- with $global.Values.sync.extraVolumes }}
+  volumes: {{ toYaml . | nindent 4 }}
 {{- end }}
 {{- end -}}
diff --git a/chart/monocular/values.yaml b/chart/monocular/values.yaml
index 963d853e..31db9faa 100644
--- a/chart/monocular/values.yaml
+++ b/chart/monocular/values.yaml
@@ -35,6 +35,13 @@ sync:
   nodeSelector: {}
   tolerations: []
   affinity: {}
+  extraVolumes: []
+    # - name: monocular-ca-certs
+    #   configMap:
+    #     name: monocular-ca-certs
+  extraVolumeMounts: []
+    # - name: monocular-ca-certs
+    #   mountPath: /etc/ssl/certs/
 
 # Chartsvc is used to serve chart metadata over a REST API.
 chartsvc: