diff --git a/services/mail/service.nix b/services/mail/service.nix
index 2170003..5327221 100644
--- a/services/mail/service.nix
+++ b/services/mail/service.nix
@@ -10,8 +10,8 @@ in
 {
   imports = [
     (builtins.fetchTarball {
-      url = "https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/archive/master/nixos-mailserver-master.tar.gz";
-      sha256 = "0mfc8xkpy6hrfwyhjjnfna8b54s2h01lzsw4mw3yym6ccacc75r8";
+      url = "https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/archive/main/nixos-mailserver-main.tar.gz";
+      sha256 = "1i7sh58wa4aypch2gqfa7gpfyi2c1d9s8665wdd4iyy9x9frwazw";
     })
   ];