diff --git a/pkgs/by-name/wi/windowmaker/dockapps/default.nix b/pkgs/by-name/wi/windowmaker/dockapps/default.nix
index 5649c618f9d4..84cfe01bddf3 100644
--- a/pkgs/by-name/wi/windowmaker/dockapps/default.nix
+++ b/pkgs/by-name/wi/windowmaker/dockapps/default.nix
@@ -21,6 +21,8 @@ lib.makeScope pkgs.newScope (self: {
 
   wmCalClock = self.callPackage ./wmCalClock.nix { };
 
+  wmcube = self.callPackage ./wmcube.nix { };
+
   wmsm-app = self.callPackage ./wmsm-app.nix { };
 
   wmsystemtray = self.callPackage ./wmsystemtray.nix { };
diff --git a/pkgs/by-name/wi/windowmaker/dockapps/wmcube.nix b/pkgs/by-name/wi/windowmaker/dockapps/wmcube.nix
new file mode 100644
index 000000000000..5aaa00e23e34
--- /dev/null
+++ b/pkgs/by-name/wi/windowmaker/dockapps/wmcube.nix
@@ -0,0 +1,48 @@
+{ lib
+, stdenv
+, dockapps-sources
+, libX11
+, libXpm
+, libXext
+, libdockapp
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "wmcube";
+
+  inherit (dockapps-sources) version src;
+
+  sourceRoot = "${finalAttrs.src.name}/wmcube/wmcube";
+
+  buildInputs = [
+    libX11
+    libXext
+    libXpm
+    libdockapp
+  ];
+
+  env.NIX_CFLAGS_COMPILE = "-std=gnu89";
+
+  preBuild = ''
+    makeFlagsArray=(
+      CC="${stdenv.cc.targetPrefix}cc"
+      PREFIX="${placeholder "out"}"
+      VERSION="${finalAttrs.version}"
+      LIBDIR="-L${lib.getLib libX11}/lib -L${lib.getLib libXext}/lib \
+-L${lib.getLib libXpm}/lib -L${lib.getLib libdockapp}/lib"
+      INCDIR="-I${lib.getDev libX11}/lib -I${lib.getDev libXext}/lib \
+-I${lib.getDev libXpm}/lib -I${lib.getDev libdockapp}/lib"
+      LIBS="-lm -lXpm -lXext -lX11 -ldockapp"
+    )
+  '';
+
+  preInstall = ''
+    mkdir -pv $out/{bin,doc/wmcube-${finalAttrs.version},share/wmcube,man/man1}
+  '';
+
+  meta = {
+    description = "System monitor for Windowmaker";
+    license = lib.licenses.gpl2Plus;
+    maintainers = [ ];
+  };
+})