diff --git a/configuration.nix b/configuration.nix
index bc6dd96..155ca69 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -64,7 +64,7 @@ with pkgs;
   };
 
   # Clean tmp directory on shutdown
-  boot.cleanTmpDir = true;
+  boot.tmp.cleanOnBoot = true;
 
   # Keep logs for a week
   services.journald.extraConfig = "MaxRetentionSec=1week";