diff --git a/pkgs/tools/misc/cowsay/default.nix b/pkgs/tools/misc/cowsay/default.nix
deleted file mode 100644
index a9bdf1b2b92..00000000000
--- a/pkgs/tools/misc/cowsay/default.nix
+++ /dev/null
@@ -1,23 +0,0 @@
-{ stdenv, fetchurl, perl }:
-
-stdenv.mkDerivation {
-  name = "cowsay-3.03";
-
-  src = fetchurl {
-    url = http://www.nog.net/~tony/warez/cowsay-3.03.tar.gz;
-    sha256 = "1s3c0g5vmsadicc4lrlkmkm8znm4y6wnxd8kyv9xgm676hban1il";
-  };
-
-  buildInputs = [ perl ];
-
-  installPhase = ''
-    bash ./install.sh $out
-  '';
-
-  meta = {
-    description = "A program which generates ASCII pictures of a cow with a message";
-    homepage = http://www.nog.net/~tony/warez/cowsay.shtml;
-    platforms = stdenv.lib.platforms.all;
-    maintainers = [ stdenv.lib.maintainers.rob ];
-  };
-}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 405c2e7a155..affa35f137e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1132,8 +1132,6 @@ in
 
   colormake = callPackage ../development/tools/build-managers/colormake { };
 
-  cowsay = callPackage ../tools/misc/cowsay { };
-
   cpuminer = callPackage ../tools/misc/cpuminer { };
 
   cpuminer-multi = callPackage ../tools/misc/cpuminer-multi { };