1 files changed, 1 insertions, 1 deletions

diff --git a/hosts/surtr/email/default.nix b/hosts/surtr/email/default.nix
index 3d0b43ee..0ee68599 100644
--- a/hosts/surtr/email/default.nix
+++ b/hosts/surtr/email/default.nix
@@ -110,7 +110,7 @@ in {
 
         tls_server_sni_maps = ''texthash:${pkgs.writeText "sni" (
           concatMapStringsSep "\n\n" (domain:
-            concatMapStringsSep "\n" (subdomain: "${subdomain} /run/credentials/postfix.service/${subdomain}.full.pem")
+            concatMapStringsSep "\n" (subdomain: "${subdomain} /run/credentials/postfix.service/${removePrefix "." subdomain}.full.pem")
               [domain "mailin.${domain}" "mailsub.${domain}" ".${domain}"]
           ) emailDomains
         )}'';