diff --git a/docs/compose/setup.rst b/docs/compose/setup.rst
index d4fb8014..64ad7b25 100644
--- a/docs/compose/setup.rst
+++ b/docs/compose/setup.rst
@@ -48,7 +48,7 @@ values:
   emails (IMAP and SMTP), not HTTP (use it behind reverse proxies);
 - ``mail-letsencrypt`` is similar to ``letsencrypt`` except that TLS will only be served for
   emails (IMAP and SMTP), not HTTP (use it behind reverse proxies);
-- ``notls`` will disable TLS, this is not recommended except for testing
+- ``notls`` will disable TLS, this is not recommended except for testing.
 
 .. note::