diff --git a/pkgs/development/libraries/haskell/tagshare/default.nix b/pkgs/development/libraries/haskell/tagshare/default.nix
new file mode 100644
index 000000000000..be56d518121b
--- /dev/null
+++ b/pkgs/development/libraries/haskell/tagshare/default.nix
@@ -0,0 +1,13 @@
+{ cabal, mtl }:
+
+cabal.mkDerivation (self: {
+  pname = "tagshare";
+  version = "0.0";
+  sha256 = "1q3chp1rmwmxa8rxv7548wsvbqbng6grrnv1587p08385sp4ncfj";
+  buildDepends = [ mtl ];
+  meta = {
+    description = "TagShare - explicit sharing with tags";
+    license = self.stdenv.lib.licenses.bsd3;
+    platforms = self.ghc.meta.platforms;
+  };
+})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index d3094af7687b..88fe001a0cfb 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -2357,6 +2357,8 @@ let result = let callPackage = x : y : modifyPrio (newScope result.finalReturn x
 
   tagged = callPackage ../development/libraries/haskell/tagged {};
 
+  tagshare = callPackage ../development/libraries/haskell/tagshare {};
+
   tagsoup = callPackage ../development/libraries/haskell/tagsoup {};
 
   tagstreamConduit = callPackage ../development/libraries/haskell/tagstream-conduit {};