diff --git a/nixos/modules/programs/direnv/default.nix b/nixos/modules/programs/direnv/default.nix
index cf91026..ad16c7c 100644
--- a/nixos/modules/programs/direnv/default.nix
+++ b/nixos/modules/programs/direnv/default.nix
@@ -9,7 +9,6 @@ in {
     programs.direnv = {
       enable = true;
       nix-direnv.enable = true;  # Use nix-specific direnv.
-      persistDerivations = true; # Sets the extraOptions listed below.
     };
 
     # This is also done by setting programs.direnv.persistDerivations.