diff --git a/python-importlab.changes b/python-importlab.changes
index c88a35d..752fd0e 100644
--- a/python-importlab.changes
+++ b/python-importlab.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sat Feb 13 00:12:25 UTC 2021 - Benjamin Greiner <code@bnavigator.de>
+
+- Skip python36 build: No python36-networkx anymore due to SciPy
+  following NEP 29.
+
 -------------------------------------------------------------------
 Mon May 25 10:59:26 UTC 2020 - Petr Gajdos <pgajdos@suse.com>
 
diff --git a/python-importlab.spec b/python-importlab.spec
index 64cfff1..ff789ad 100644
--- a/python-importlab.spec
+++ b/python-importlab.spec
@@ -18,6 +18,8 @@
 
 %{?!python_module:%define python_module() python-%{**} python3-%{**}}
 %define         skip_python2 1
+# python36-networkx no longer exists in Tumbleweed (due to SciPy following NEP 29)
+%define         skip_python36 1
 Name:           python-importlab
 Version:        0.5.1
 Release:        0
@@ -30,13 +32,11 @@ BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
 Requires:       python-networkx
-Requires:       python-six
 Requires(post): update-alternatives
 Requires(postun): update-alternatives
 BuildArch:      noarch
 # SECTION test requirements
 BuildRequires:  %{python_module networkx}
-BuildRequires:  %{python_module six}
 # /SECTION
 %python_subpackages