diff --git a/nixos/modules/services/misc/redmine.nix b/nixos/modules/services/misc/redmine.nix
index 8f98a9fd1442..1f42d642555e 100644
--- a/nixos/modules/services/misc/redmine.nix
+++ b/nixos/modules/services/misc/redmine.nix
@@ -473,7 +473,7 @@ in
         ProtectKernelLogs = true;
         ProtectKernelModules = true;
         ProtectKernelTunables = true;
-        ProtectProc = "noaccess";
+        ProtectProc = "invisible";
         ProtectSystem = "strict";
         ReadWritePaths = [
           cfg.stateDir