diff --git a/python-calysto.changes b/python-calysto.changes
index ec11a05..a746582 100644
--- a/python-calysto.changes
+++ b/python-calysto.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon May 24 00:26:35 UTC 2021 - Steve Kowalik <steven.kowalik@suse.com>
+
+- Do not build for Python 3.6, due to no NumPy.
+
 -------------------------------------------------------------------
 Wed May 15 15:12:09 UTC 2019 - Todd R <toddrme2178@gmail.com>
 
diff --git a/python-calysto.spec b/python-calysto.spec
index 53fec45..009c387 100644
--- a/python-calysto.spec
+++ b/python-calysto.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-calysto
 #
-# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2021 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -18,6 +18,7 @@
 
 %{?!python_module:%define python_module() python-%{**} python3-%{**}}
 %define         skip_python2 1
+%define         skip_python36 1
 %bcond_with     test
 Name:           python-calysto
 Version:        1.0.6