diff --git a/nixos/modules/services/misc/nix-daemon.nix b/nixos/modules/services/misc/nix-daemon.nix
index cd4408cef411..02485091d3a0 100644
--- a/nixos/modules/services/misc/nix-daemon.nix
+++ b/nixos/modules/services/misc/nix-daemon.nix
@@ -88,7 +88,7 @@ let
     requireSignedBinaryCaches = "require-sigs";
     trustedUsers = "trusted-users";
     allowedUsers = "allowed-users";
-    systemFeatures = "system-feature";
+    systemFeatures = "system-features";
   };
 
   semanticConfType = with types;