diff --git a/charts/mastodon/templates/configmap.yaml b/charts/mastodon/templates/configmap.yaml
index a80c818..5b35466 100644
--- a/charts/mastodon/templates/configmap.yaml
+++ b/charts/mastodon/templates/configmap.yaml
@@ -34,6 +34,9 @@ data:
 {{- else }}
   REDIS_HOST: {{ .Values.config.redis.host | quote }}
   REDIS_PORT: {{ .Values.config.redis.port | quote }}
+{{- if .Values.config.redis.password }}
+  REDIS_PASSWORD: {{ .Values.config.redis.password | quote }}
+{{- end }}
 {{- end }}
 {{- if .Values.config.elasticsearch.enabled }}
   ES_ENABLED: "true"
diff --git a/charts/mastodon/values.yaml b/charts/mastodon/values.yaml
index c105101..cbd05d6 100644
--- a/charts/mastodon/values.yaml
+++ b/charts/mastodon/values.yaml
@@ -491,6 +491,7 @@ config:
   redis:
     host: "redis-master.redis.svc.cluster.local"
     port: 6379
+    password: ""
   ## @param config.elasticsearch.enabled Whether Elasticsearch is enabled. Differs from `global.elasticsearchEnabled`, which is used to confirm if you have your own elasticsearch instance, or you want to deploy one as a dependency chart.
   ## @param config.elasticsearch.host The Elasticsearch host to connect to. Only used if `global.elasticsearchEnabled` is `false`.
   ## @param config.elasticsearch.port The Elasticsearch host port to use. Only used if `global.elasticsearchEnabled` is `false`.