diff --git a/nixos/modules/services/x11/desktop-managers/plasma5.nix b/nixos/modules/services/x11/desktop-managers/plasma5.nix
index a9b0b8dc23fb..5f1c099c283d 100644
--- a/nixos/modules/services/x11/desktop-managers/plasma5.nix
+++ b/nixos/modules/services/x11/desktop-managers/plasma5.nix
@@ -8,8 +8,7 @@ let
   cfg = xcfg.desktopManager.plasma5;
 
   inherit (pkgs) kdeApplications kdeFrameworks plasma5;
-  libsForQt5 = pkgs.libsForQt514;
-  qt5 = pkgs.qt514;
+  inherit (pkgs) qt5 libsForQt5;
   inherit (pkgs) writeText;
 
   pulseaudio = config.hardware.pulseaudio;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 8f7dde628e81..06c84a162217 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -26705,6 +26705,8 @@ in
     let
       mkPlasma5 = import ../desktops/plasma-5;
       attrs = {
+        # ATTN: The Qt version used in the NixOS Plasma module must be updated
+        # whenever this changes!
         inherit libsForQt5;
         inherit lib fetchurl;
         gconf = gnome2.GConf;