diff --git a/CHANGELOG.md b/CHANGELOG.md
index d6e84f2..5945415 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 6.3.2
+
+- No longer sets `DEFAULT_LOCALE` to `en` by default; leaves this value unset.
+
 # 6.3.1
 
 - Removed DB_POOL from the ConfigMap as we should never have to override this.
diff --git a/Chart.yaml b/Chart.yaml
index bda99a2..64c3184 100644
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -15,7 +15,7 @@ type: application
 # This is the chart version. This version number should be incremented each time
 # you make changes to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 6.3.1
+version: 6.3.2
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
diff --git a/templates/configmap-env.yaml b/templates/configmap-env.yaml
index b6b8e7c..83cca23 100644
--- a/templates/configmap-env.yaml
+++ b/templates/configmap-env.yaml
@@ -25,7 +25,9 @@ data:
   REPLICA_DB_PASS: {{ .Values.postgresql.readReplica.auth.password }}
   {{- end }}
   PREPARED_STATEMENTS: {{ .Values.mastodon.preparedStatements | quote }}
+  {{- if .Values.mastodon.locale }}
   DEFAULT_LOCALE: {{ .Values.mastodon.locale }}
+  {{- end }}
   {{- if .Values.elasticsearch.enabled }}
   ES_ENABLED: "true"
   ES_PRESET: {{ .Values.elasticsearch.preset | default "single_node_cluster" | quote }}
diff --git a/values.yaml b/values.yaml
index 726148e..492b2bd 100644
--- a/values.yaml
+++ b/values.yaml
@@ -110,8 +110,12 @@ mastodon:
       # Node(s) on which we will deploy this job
       nodeSelector: {}
 
+  # Sets the default locale for this server.
+  # NOTICE: This will force this locale on every user who is not logged in, and
+  # the instance will no longer do any local detection for clients.
   # -- available locales: https://github.com/mastodon/mastodon/blob/main/config/application.rb#L71
-  locale: en
+  locale:
+
   local_domain: mastodon.local
   # -- Use of WEB_DOMAIN requires careful consideration: https://docs.joinmastodon.org/admin/config/#federation
   # You must redirect the path LOCAL_DOMAIN/.well-known/ to WEB_DOMAIN/.well-known/ as described