diff --git a/pkgs/development/libraries/haskell/terminal-size/default.nix b/pkgs/development/libraries/haskell/terminal-size/default.nix
new file mode 100644
index 000000000000..d33bc7d43173
--- /dev/null
+++ b/pkgs/development/libraries/haskell/terminal-size/default.nix
@@ -0,0 +1,12 @@
+{ cabal }:
+
+cabal.mkDerivation (self: {
+  pname = "terminal-size";
+  version = "0.2.1.0";
+  sha256 = "0d41af1is3vdb1kgd8dk82fags86bgs67vkbzpdhjdwa3aimsxgn";
+  meta = {
+    description = "Get terminal window height and width";
+    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 2db77d90911f..d23471ffdd48 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -2377,6 +2377,8 @@ let result = let callPackage = x : y : modifyPrio (newScope result.finalReturn x
 
   terminalProgressBar = callPackage ../development/libraries/haskell/terminal-progress-bar {};
 
+  terminalSize = callPackage ../development/libraries/haskell/terminal-size {};
+
   terminfo_0_3_2_6 = callPackage ../development/libraries/haskell/terminfo/0.3.2.6.nix { inherit (pkgs) ncurses; };
   terminfo_0_4_0_0 = callPackage ../development/libraries/haskell/terminfo/0.4.0.0.nix { inherit (pkgs) ncurses; };
   terminfo = self.terminfo_0_4_0_0;