1 files changed, 2 insertions, 2 deletions
diff --git a/nixos/modules/services/misc/nix-daemon.nix b/nixos/modules/services/misc/nix-daemon.nix
index 4fe89838e29..bf1304ee7ac 100644
--- a/nixos/modules/services/misc/nix-daemon.nix
+++ b/nixos/modules/services/misc/nix-daemon.nix
@@ -41,12 +41,12 @@ let
         build-users-group = nixbld
         build-max-jobs = ${toString (cfg.maxJobs)}
         build-cores = ${toString (cfg.buildCores)}
-        build-use-sandbox = ${if (builtins.isBool cfg.useSandbox) then (if cfg.useSandbox then "true" else "false") else cfg.useSandbox}
+        build-use-sandbox = ${if (builtins.isBool cfg.useSandbox) then boolToString cfg.useSandbox else cfg.useSandbox}
         build-sandbox-paths = ${toString cfg.sandboxPaths} /bin/sh=${sh} $(echo $extraPaths)
         binary-caches = ${toString cfg.binaryCaches}
         trusted-binary-caches = ${toString cfg.trustedBinaryCaches}
         binary-cache-public-keys = ${toString cfg.binaryCachePublicKeys}
-        auto-optimise-store = ${if cfg.autoOptimiseStore then "true" else "false"}
+        auto-optimise-store = ${boolToString cfg.autoOptimiseStore}
         ${optionalString cfg.requireSignedBinaryCaches ''
           signed-binary-caches = *
         ''}