diff --git a/pkgs/applications/kde/default.nix b/pkgs/applications/kde/default.nix
index bfd6bcb478a0..567f5f8f37b1 100644
--- a/pkgs/applications/kde/default.nix
+++ b/pkgs/applications/kde/default.nix
@@ -94,6 +94,7 @@ let
       kalarmcal = callPackage ./kalarmcal.nix {};
       kapptemplate = callPackage ./kapptemplate.nix { };
       kate = callPackage ./kate.nix {};
+      katomic = callPackage ./katomic.nix {};
       kbounce = callPackage ./kbounce.nix {};
       kbreakout = callPackage ./kbreakout.nix {};
       kcachegrind = callPackage ./kcachegrind.nix {};
diff --git a/pkgs/applications/kde/katomic.nix b/pkgs/applications/kde/katomic.nix
new file mode 100644
index 000000000000..a1d0f12b6a1d
--- /dev/null
+++ b/pkgs/applications/kde/katomic.nix
@@ -0,0 +1,22 @@
+{ mkDerivation, lib, extra-cmake-modules, kdoctools, ki18n, kio, libkdegames, knewstuff }:
+
+mkDerivation {
+  name = "katomic";
+  meta = with lib; {
+    homepage = "https://kde.org/applications/en/games/org.kde.katomic";
+    description = "KAtomic is a fun educational game built around molecular geometry";
+    maintainers = with maintainers; [ freezeboy ];
+    license = licenses.gpl2Plus;
+    platforms = platforms.linux;
+  };
+  nativeBuildInputs = [
+    extra-cmake-modules
+  ];
+  buildInputs = [
+    knewstuff
+    libkdegames
+    kdoctools
+    ki18n
+    kio
+  ];
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 4437ad6fa1e6..f17677957e4b 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -21052,7 +21052,7 @@ in
 
   inherit (kdeApplications)
     akonadi akregator ark bomber bovo dolphin dragon elisa ffmpegthumbs filelight granatier gwenview k3b
-    kaddressbook kapptemplate kate kbounce kcachegrind kcalc kcharselect kcolorchooser kdenlive kdf kdialog
+    kaddressbook kapptemplate kate katomic kbounce kcachegrind kcalc kcharselect kcolorchooser kdenlive kdf kdialog
     keditbookmarks kfind kfloppy kget kgpg khelpcenter kig kigo kleopatra kmag kmail kmix kmplot kolourpaint kompare konsole yakuake
     kpkpass kitinerary kontact korganizer krdc krfb ksquares ksystemlog ktouch kwalletmanager kwave marble minuet okular picmi spectacle;