diff --git a/roles/email/files/receive-mail b/roles/email/files/receive-mail
index 0312058f7be015f3a16f318a5b3fca7c00282915..5164af9baa8c22a5b909bcd06065856212c065b4 100644
--- a/roles/email/files/receive-mail
+++ b/roles/email/files/receive-mail
@@ -45,7 +45,7 @@ rescue StandardError => ex
 end
 
 def post_email(_recipient, mail, env)
-	endpoint = "{env['DISCOURSE_BASE_URL']}/admin/email/handle_mail"	
+	endpoint = "#{env['DISCOURSE_BASE_URL']}/admin/email/handle_mail"	
 	key      = env["DISCOURSE_API_KEY"]
 	username = env["DISCOURSE_API_USERNAME"]