diff --git a/values.yaml b/values.yaml
index e742819..1ddb9d9 100644
--- a/values.yaml
+++ b/values.yaml
@@ -154,7 +154,7 @@ global:
       secret: firezone-database
   dockerRegistry: ghcr.io/firezone
   email:
-    adapter: Elixir.Swoosh.Adapters.Mailgun
+    adapter: Elixir.Swoosh.Adapters.SMTP
     from: postmaster@mg.calegix.net
     opts:
       key: OUTBOUND_EMAIL_ADAPTER_OPTS