diff --git a/pkgs/os-specific/linux/shadow/default.nix b/pkgs/os-specific/linux/shadow/default.nix
index 8c0dc57b61b..e56f285d526 100644
--- a/pkgs/os-specific/linux/shadow/default.nix
+++ b/pkgs/os-specific/linux/shadow/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
 
   patches = [ ./keep-path.patch dots_in_usernames ];
 
-  outputs = [ "out" "su" ];
+  outputs = [ "out" "su" "man" ];
 
   # Assume System V `setpgrp (void)', which is the default on GNU variants
   # (`AC_FUNC_SETPGRP' is not cross-compilation capable.)