diff --git a/configuration.nix b/configuration.nix
index c308e7c75..6425d5b33 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -67,6 +67,8 @@
   system.autoUpgrade.enable = true;
   systemd.services.nixos-upgrade.path = with pkgs; [ gzip gnutar xz.bin config.nix.package.out ];
 
+  services.fstrim.enable = true;
+
   nix.gc.automatic = true;
   nix.gc.options = "--delete-older-than 15d";
 }