diff --git a/roles/peertube/files/values.yaml b/roles/peertube/files/values.yaml
index 21cbbc3..19fa790 100644
--- a/roles/peertube/files/values.yaml
+++ b/roles/peertube/files/values.yaml
@@ -71,7 +71,7 @@ mail:
   enbled: true
   config:
     general:
-      ALLOWED_SENDER_DOMAINS: # should be the same as your web domain
+      ALLOWED_SENDER_DOMAINS: "yes" 
       DKIM_AUTOGENERATE: "yes"
     opendkim:
       RequireSafeKeys: "no"