diff --git a/development.ini b/development.ini
--- a/development.ini
+++ b/development.ini
@@ -32,13 +32,13 @@
 #email_prefix = [Kallithea]
 
 ## Recipients for error emails and fallback recipients of application mails.
-## Multiple addresses can be specified, space-separated.
+## Multiple addresses can be specified, comma-separated.
 ## Only addresses are allowed, do not add any name part.
 ## Default:
 #email_to =
 ## Examples:
 #email_to = admin@example.com
-#email_to = admin@example.com another_admin@example.com
+#email_to = admin@example.com,another_admin@example.com
 email_to =
 
 ## 'From' header for error emails. You can optionally add a name.