diff --git a/pkgs/development/libraries/haskell/dependent-sum/default.nix b/pkgs/development/libraries/haskell/dependent-sum/default.nix
new file mode 100644
index 000000000000..3d33956edcf8
--- /dev/null
+++ b/pkgs/development/libraries/haskell/dependent-sum/default.nix
@@ -0,0 +1,13 @@
+{ cabal }:
+
+cabal.mkDerivation (self: {
+  pname = "dependent-sum";
+  version = "0.2.0.1";
+  sha256 = "07zv8rj574vf7wl3pms4q8d9m7zsfppac5vla9d9b7q11s81lldf";
+  meta = {
+    homepage = "https://github.com/mokus0/dependent-sum";
+    description = "Dependent sum type";
+    license = self.stdenv.lib.licenses.publicDomain;
+    platforms = self.ghc.meta.platforms;
+  };
+})