diff --git a/system/nix.nix b/system/nix.nix
index 87e4324..364f2aa 100644
--- a/system/nix.nix
+++ b/system/nix.nix
@@ -26,7 +26,7 @@
       ];
     };
     extraOptions = ''
-      experimental-features = nix-command flakes
+      experimental-features = nix-command flakes repl-flake
     '';
   };
 }