diff --git a/pkgs/by-name/do/doctoc/package.nix b/pkgs/by-name/do/doctoc/package.nix
index faded51f4431..1f7bde794ff3 100644
--- a/pkgs/by-name/do/doctoc/package.nix
+++ b/pkgs/by-name/do/doctoc/package.nix
@@ -18,6 +18,10 @@ buildNpmPackage rec {
 
   npmDepsHash = "sha256-TbAnFpiN/v6xjQQznL/B180f0W48HPRqW21cO9XZhYA=";
 
+  postInstall = ''
+    find $out/lib/node_modules -xtype l -delete
+  '';
+
   dontNpmBuild = true;
 
   passthru.tests = {