diff --git a/pkgs/build-support/node/build-npm-package/hooks/default.nix b/pkgs/build-support/node/build-npm-package/hooks/default.nix
index c34709335ff7..3f2b0adf1668 100644
--- a/pkgs/build-support/node/build-npm-package/hooks/default.nix
+++ b/pkgs/build-support/node/build-npm-package/hooks/default.nix
@@ -27,7 +27,10 @@
   npmInstallHook = makeSetupHook
     {
       name = "npm-install-hook";
-      propagatedBuildInputs = [ buildPackages.makeWrapper ];
+      propagatedBuildInputs = with buildPackages; [
+        installShellFiles
+        makeWrapper
+      ];
       substitutions = {
         hostNode = "${nodejs}/bin/node";
         jq = "${buildPackages.jq}/bin/jq";
diff --git a/pkgs/build-support/node/build-npm-package/hooks/npm-install-hook.sh b/pkgs/build-support/node/build-npm-package/hooks/npm-install-hook.sh
index efbe7fbffc19..64ddcbd567fc 100644
--- a/pkgs/build-support/node/build-npm-package/hooks/npm-install-hook.sh
+++ b/pkgs/build-support/node/build-npm-package/hooks/npm-install-hook.sh
@@ -25,8 +25,7 @@ npmInstallHook() {
         else "invalid type " + $typ | halt_error end' "${npmWorkspace-.}/package.json")
 
     while IFS= read -r man; do
-        mkdir -p "$out/share/man"
-        ln -s "$packageOut/$man" "$out/share/man"
+        installManPage "$packageOut/$man"
     done < <(@jq@ --raw-output '(.man | type) as $typ | if $typ == "string" then .man
         elif $typ == "list" then .man | join("\n")
         else "invalid type " + $typ | halt_error end' "${npmWorkspace-.}/package.json")