diff --git a/pkgs/development/python-modules/lazy-object-proxy/default.nix b/pkgs/development/python-modules/lazy-object-proxy/default.nix
new file mode 100644
index 000000000000..f72e71fd4bd6
--- /dev/null
+++ b/pkgs/development/python-modules/lazy-object-proxy/default.nix
@@ -0,0 +1,30 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+, pytest
+}:
+
+buildPythonPackage rec {
+  pname = "lazy-object-proxy";
+  version = "1.2.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "22ed751a2c63c6cf718674fd7461b1dfc45215bab4751ca32b6c9b8cb2734cb3";
+  };
+
+  buildInputs = [ pytest ];
+  checkPhase = ''
+    py.test tests
+  '';
+
+  # Broken tests. Seem to be fixed upstream according to Travis.
+  doCheck = false;
+
+  meta = with stdenv.lib; {
+    description = "A fast and thorough lazy object proxy";
+    homepage = https://github.com/ionelmc/python-lazy-object-proxy;
+    license = with licenses; [ bsd2 ];
+  };
+
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index d894222bf1e6..2d416e74f348 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5674,30 +5674,7 @@ in {
 
   lark-parser = callPackage ../development/python-modules/lark-parser { };
 
-  lazy-object-proxy = buildPythonPackage rec {
-    name = "lazy-object-proxy-${version}";
-    version = "1.2.1";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/l/lazy-object-proxy/${name}.tar.gz";
-      sha256 = "22ed751a2c63c6cf718674fd7461b1dfc45215bab4751ca32b6c9b8cb2734cb3";
-    };
-
-    buildInputs = with self; [ pytest ];
-    checkPhase = ''
-      py.test tests
-    '';
-
-    # Broken tests. Seem to be fixed upstream according to Travis.
-    doCheck = false;
-
-    meta = {
-      description = "A fast and thorough lazy object proxy";
-      homepage = https://github.com/ionelmc/python-lazy-object-proxy;
-      license = with licenses; [ bsd2 ];
-    };
-
-  };
+  lazy-object-proxy = callPackage ../development/python-modules/lazy-object-proxy { };
 
   ldaptor = callPackage ../development/python-modules/ldaptor { };