diff --git a/component/h5py/buildout.cfg b/component/h5py/buildout.cfg
index 10b2df7245f2905e674cd2088f9fa95167db75b2..63f8a819f8584cf8ec6eeece5852a148ee94d92e 100644
--- a/component/h5py/buildout.cfg
+++ b/component/h5py/buildout.cfg
@@ -17,6 +17,8 @@ egg = h5py
 setup-eggs = 
   ${cython:egg}
   ${numpy:egg}
+  pkgconfig
+  six
 include-dirs =
   ${hdf5:location}/include
 library-dirs =
diff --git a/stack/slapos.cfg b/stack/slapos.cfg
index 7bab0b7272f98be4ce12bcc7ba51be009bcea400..46eefd86f16b0c4443a7af63e2040036906b24e7 100644
--- a/stack/slapos.cfg
+++ b/stack/slapos.cfg
@@ -356,6 +356,8 @@ chardet = 3.0.4
 # requests==2.24.0
 urllib3 = 1.25.9
 
+pkgconfig = 1.5.1
+
 [networkcache]
 download-cache-url = http://shacache.nxdcdn.com
 download-dir-url = http://shadir.nxdcdn.com