diff --git a/pkgs/development/python-modules/slowaes/default.nix b/pkgs/development/python-modules/slowaes/default.nix
deleted file mode 100644
index e45ffdfb2e1..00000000000
--- a/pkgs/development/python-modules/slowaes/default.nix
+++ /dev/null
@@ -1,16 +0,0 @@
-{ stdenv, fetchurl, buildPythonPackage }:
-
-buildPythonPackage rec {
-  name = "slowaes-0.1a1";
-
-  src = fetchurl {
-    url = "https://pypi.python.org/packages/source/s/slowaes/${name}.tar.gz";
-    sha256 = "83658ae54cc116b96f7fdb12fdd0efac3a4e8c7c7064e3fac3f4a881aa54bf09";
-  };
-
-  meta = {
-    homepage = "http://code.google.com/p/slowaes/";
-    description = "AES implemented in pure python";
-    license = stdenv.lib.licenses.asl20;
-  };
-}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 20f1faae1bb..d183f588a8e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -9063,7 +9063,7 @@ let
 
   setuptools = pythonPackages.setuptools;
 
-  slowaes = callPackage ../development/python-modules/slowaes { };
+  slowaes = pythonPackages.slowaes;
 
   wxPython = pythonPackages.wxPython;
   wxPython28 = pythonPackages.wxPython28;
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index b9db41d6ed9..d2d1abb7238 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -16917,6 +16917,24 @@ in modules // {
     };
   };
 
+  slowaes = buildPythonPackage rec {
+    name = "slowaes-${version}";
+    version = "0.1a1";
+
+    src = pkgs.fetchurl {
+      url = "https://pypi.python.org/packages/source/s/slowaes/${name}.tar.gz";
+      sha256 = "83658ae54cc116b96f7fdb12fdd0efac3a4e8c7c7064e3fac3f4a881aa54bf09";
+    };
+
+    disabled = isPy3k;
+
+    meta = {
+      homepage = "http://code.google.com/p/slowaes/";
+      description = "AES implemented in pure python";
+      license = with licenses; [ asl20 ];
+    };
+  };
+
   snowballstemmer = buildPythonPackage rec {
     name = "snowballstemmer-1.2.0";