···164164165165 Note that `permittedInsecurePackages` is only checked if `allowInsecurePredicate` is not specified.
166166167167-### `config` Options Reference
168168-169169-The following attributes can be passed in [`config`](#chap-packageconfig).
170170-171171-```{=docbook}
172172-<include xmlns="http://www.w3.org/2001/XInclude" href="../doc-support/result/config-options.docbook.xml"/>
173173-```
174174-175167## Modify packages via `packageOverrides` {#sec-modify-via-packageOverrides}
176168177169You can define a function called `packageOverrides` in your local `~/.config/nixpkgs/config.nix` to override Nix packages. It must be a function that takes pkgs as an argument and returns a modified set of packages.
···183175 };
184176}
185177```
178178+179179+## `config` Options Reference {#sec-config-options-reference}
180180+181181+The following attributes can be passed in [`config`](#chap-packageconfig).
182182+183183+```{=docbook}
184184+<include xmlns="http://www.w3.org/2001/XInclude" href="../doc-support/result/config-options.docbook.xml"/>
185185+```
186186+186187187188## Declarative Package Management {#sec-declarative-package-management}
188189