diff --git a/modules/system/nix/module.nix b/modules/system/nix/module.nix
index befe56d..4f0d67a 100644
--- a/modules/system/nix/module.nix
+++ b/modules/system/nix/module.nix
@@ -97,6 +97,7 @@ in {
         "flakes" # flakes
         "nix-command" # experimental nix commands
         "cgroups" # allow nix to execute builds inside cgroups
+        "repl-flake" # nh os repl needs this on lix
       ];
 
       # Ensures that the result of Nix expressions is fully determined by