diff --git a/pkgs/tools/misc/partition-manager/default.nix b/pkgs/tools/misc/partition-manager/default.nix
index 0d566eb11b2f..4587830e6cd1 100644
--- a/pkgs/tools/misc/partition-manager/default.nix
+++ b/pkgs/tools/misc/partition-manager/default.nix
@@ -62,6 +62,13 @@ in mkDerivation rec {
 
   meta = with lib; {
     description = "KDE Partition Manager";
+    longDescription = ''
+      KDE Partition Manager is a utility to help you manage the disks, partitions, and file systems on your computer.
+      It allows you to easily create, copy, move, delete, back up, restore, and resize them without losing data.
+      It supports a large number of file systems, including ext2/3/4, btrfs, reiserfs, NTFS, FAT16/32, JFS, XFS and more.
+
+      To install on NixOS, use the option `programs.partition-manager.enable = true`.
+    '';
     license = with licenses; [ cc-by-40 cc0 gpl3Plus lgpl3Plus mit ];
     homepage = "https://www.kde.org/applications/system/kdepartitionmanager/";
     maintainers = with maintainers; [ peterhoeg oxalica ];