diff --git a/nix-conf.nix b/nix-conf.nix
index a35b9f95..f277e6ea 100644
--- a/nix-conf.nix
+++ b/nix-conf.nix
@@ -5,9 +5,9 @@
       keep-outputs = true;
       keep-derivations = true;
       auto-optimise-store = if isLinux then
-        "true"
+        true
       else
-        "false"; # https://github.com/NixOS/nix/issues/7273
+        false; # https://github.com/NixOS/nix/issues/7273
 
       experimental-features = "nix-command flakes";
       extra-substituters = [