diff --git a/python-crypto/python-crypto.spec b/python-crypto/python-crypto.spec
index 2bb4d1be32..4fc05c8f45 100644
--- a/python-crypto/python-crypto.spec
+++ b/python-crypto/python-crypto.spec
@@ -22,11 +22,12 @@
 ##
 
 #   package versions
-%define       V_python        2.7
-%define       V_pycrypto      2.6.1
-%define       V_pyopenssl     0.15.1
-%define       V_cryptography  1.1.1
-%define       V_pyasn1        0.1.9
+%define       V_python          2.7
+%define       V_pycrypto        2.6.1
+%define       V_pyopenssl       0.15.1
+%define       V_cryptography    1.1.1
+%define       V_pyasn1          0.1.9
+%define       V_ndg_httpsclient 0.4.0
 
 #   package information
 Name:         python-crypto
@@ -46,6 +47,7 @@ Source0:      https://pypi.python.org/packages/source/p/pycrypto/pycrypto-%{V_py
 Source1:      https://pypi.python.org/packages/source/p/pyOpenSSL/pyOpenSSL-%{V_pyopenssl}.tar.gz
 Source2:      https://pypi.python.org/packages/source/c/cryptography/cryptography-%{V_cryptography}.tar.gz
 Source3:      https://pypi.python.org/packages/source/p/pyasn1/pyasn1-%{V_pyasn1}.tar.gz
+Source4:      https://pypi.python.org/packages/source/n/ndg-httpsclient/ndg_httpsclient-%{V_ndg_httpsclient}.tar.gz
 
 #   build information
 BuildPreReq:  OpenPKG, openpkg >= 20140101, python >= %{V_python}
@@ -77,12 +79,18 @@ PreReq:       openssl, gmp, python-sys, python-parse
         url       = https://pypi.python.org/pypi/pyasn1/
         regex     = pyasn1-(__VER__)\.tar\.gz
     }
+    prog python-crypto:ndg-httpsclient = {
+        version   = %{V_ndg_httpsclient}
+        url       = https://pypi.python.org/pypi/ndg-httpsclient/
+        regex     = ndg_httpsclient-(__VER__)\.tar\.gz
+    }
 
 %prep
     %setup -q -c
     %setup -q -T -D -a 1
     %setup -q -T -D -a 2
     %setup -q -T -D -a 3
+    %setup -q -T -D -a 4
 
 %build
 
@@ -117,8 +125,11 @@ PreReq:       openssl, gmp, python-sys, python-parse
     ) || exit $?
     ( cd pyasn1-%{V_pyasn1}
       PYTHONPATH=$RPM_BUILD_ROOT%{l_prefix}/lib/python/site-packages \
-      %{l_prefix}/bin/python setup.py build_ext \
-          %{l_cppflags openssl .} %{l_ldflags}
+      %{l_prefix}/bin/python setup.py install \
+          --root=$RPM_BUILD_ROOT \
+          --prefix=%{l_prefix}
+    ) || exit $?
+    ( cd ndg_httpsclient-%{V_ndg_httpsclient}
       PYTHONPATH=$RPM_BUILD_ROOT%{l_prefix}/lib/python/site-packages \
       %{l_prefix}/bin/python setup.py install \
           --root=$RPM_BUILD_ROOT \