diff --git a/flake/pkgs/by-name/prettier-plugin-svelte/package.nix b/flake/pkgs/by-name/prettier-plugin-svelte/package.nix
index da545c55..69cce6df 100644
--- a/flake/pkgs/by-name/prettier-plugin-svelte/package.nix
+++ b/flake/pkgs/by-name/prettier-plugin-svelte/package.nix
@@ -16,4 +16,12 @@ in
     };
 
     npmDepsHash = "sha256-XVyLW0XDCvZCZxu8g1fP7fRfeU3Hz81o5FCi/i4BKQw=";
+
+    # FIXME: this probably also copies over build dependencies.
+    # Look at how other prettier plugins in nixpkgs do things. I couldn't get it to work
+    # and am out of time so good luck :)
+    preInstall = ''
+      mkdir -p $out/lib
+      cp -r node_modules $out
+    '';
   })