diff --git a/nixos/modules/services/desktop-managers/plasma6.nix b/nixos/modules/services/desktop-managers/plasma6.nix
index 5f1f2cec79e8..796870aab125 100644
--- a/nixos/modules/services/desktop-managers/plasma6.nix
+++ b/nixos/modules/services/desktop-managers/plasma6.nix
@@ -170,7 +170,7 @@ in {
         breeze.qt5
         plasma-integration.qt5
         pkgs.plasma5Packages.kwayland-integration
-        pkgs.plasma5Packages.kio
+        (pkgs.plasma5Packages.kio.override { withKcms = false; })
         kio-extras-kf5
       ]
       # Optional hardware support features
diff --git a/pkgs/development/libraries/kde-frameworks/kio/default.nix b/pkgs/development/libraries/kde-frameworks/kio/default.nix
index 8815683aef65..871b6a1f11cf 100644
--- a/pkgs/development/libraries/kde-frameworks/kio/default.nix
+++ b/pkgs/development/libraries/kde-frameworks/kio/default.nix
@@ -1,11 +1,12 @@
 {
-  stdenv, lib, mkDerivation, fetchpatch,
+  stdenv, lib, mkDerivation,
   extra-cmake-modules, kdoctools, qttools,
   acl, attr, libkrb5, util-linux,
   karchive, kbookmarks, kcompletion, kconfig, kconfigwidgets, kcoreaddons,
   kdbusaddons, ki18n, kiconthemes, kitemviews, kjobwidgets, knotifications,
   kservice, ktextwidgets, kwallet, kwidgetsaddons, kwindowsystem, kxmlgui,
-  qtbase, qtscript, qtx11extras, solid, kcrash, kded
+  qtbase, qtscript, qtx11extras, solid, kcrash, kded,
+  withKcms ? true
 }:
 
 mkDerivation {
@@ -29,7 +30,11 @@ mkDerivation {
   separateDebugInfo = true;
   patches = [
     ./0001-Remove-impure-smbd-search-path.patch
- ];
+  ];
+  postPatch = lib.optionalString (!withKcms) ''
+    substituteInPlace src/CMakeLists.txt \
+      --replace-fail "add_subdirectory(kcms)" ""
+  '';
   meta = {
     homepage = "https://api.kde.org/frameworks/kio/html/";
   };