diff --git a/nixos/modules/issuer.nix b/nixos/modules/issuer.nix
index 72ec1431daa0a9670e17b9b7078ea981613f757d..a859c505c6e3509db1a4a34d846b0ca74aa4076e 100644
--- a/nixos/modules/issuer.nix
+++ b/nixos/modules/issuer.nix
@@ -145,8 +145,6 @@ in {
           ${pkgs.certbot}/bin/certbot register ${configArgs} --agree-tos -m ${cfg.letsEncryptAdminEmail} || true
           # Obtain the certificate.
           ${pkgs.certbot}/bin/certbot certonly ${configArgs} -n --standalone --domains ${cfg.domain}
-          # Restart the server so the new certificate gets used.
-          systemctl restart zkapissuer.service
           '';
       };
     };