diff --git a/system/mnt.nix b/system/mnt.nix
index 6b7e345..a9eac32 100644
--- a/system/mnt.nix
+++ b/system/mnt.nix
@@ -13,6 +13,16 @@ lib.mkIf (config.networking.hostName != "komikan") {
     group = "root";
     setuid = true;
   };
+  systemd.tmpfiles.settings.mnt = {
+    "/mnt".d = {
+      user = "root";
+      mode = "0755";
+    };
+    "/mnt/pool".d = {
+      user = "1000";
+      mode = "0755";
+    };
+  };
   fileSystems."/mnt/pool" = {
     device = "//komikan/pool";
     fsType = "cifs";