diff --git a/hosts/dumpyourvms/dumpyourvms.nix b/hosts/dumpyourvms/dumpyourvms.nix
index 80413dae..e6c456a3 100644
--- a/hosts/dumpyourvms/dumpyourvms.nix
+++ b/hosts/dumpyourvms/dumpyourvms.nix
@@ -44,8 +44,7 @@ in {
     };
   };
 
-  # Avoid nix builds making the laptop hang by reserving 1 core
-  nix.settings.cores = 7;
+  services.fstrim.enable = true;
 
   networking.hostName = "dumpyourvms";