diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 1469bfcbcfd7..cf8e91ee1874 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -16043,5 +16043,21 @@ let
     };
   };
 
+  pypeg2 = buildPythonPackage rec {
+    version = "2.15.1";
+    name = "pypeg2-${version}";
+
+    src = pkgs.fetchurl {
+      url = "https://pypi.python.org/packages/source/p/pyPEG2/pyPEG2-${version}.tar.gz";
+      sha256 = "f4814a5f9c84bbb0794bef8d2a5871f4aed25366791c55e2162681873ad8bd21";
+    };
+
+    meta = {
+      description = "PEG parser interpreter in Python";
+      homepage = http://fdik.org/pyPEG;
+      license = licenses.gpl2;
+    };
+  };
+
 
 }; in pythonPackages