diff --git a/python-CherryPy.changes b/python-CherryPy.changes
index dc3e143..40725a7 100644
--- a/python-CherryPy.changes
+++ b/python-CherryPy.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Mon Dec 14 20:43:05 UTC 2020 - Benjamin Greiner <code@bnavigator.de>
+
+- BuildRequire the already recommended simplejson to fix test suite
+  failures with Python 3.6
+  * for TW python36 flavor -- gh#openSUSE/python-rpm-macros#66
+  * for Leap
+
 -------------------------------------------------------------------
 Mon May  4 06:56:30 UTC 2020 - Johannes Grassler <johannes.grassler@suse.com>
 
diff --git a/python-CherryPy.spec b/python-CherryPy.spec
index 3a6a467..bc229a4 100644
--- a/python-CherryPy.spec
+++ b/python-CherryPy.spec
@@ -51,6 +51,7 @@ BuildRequires:  %{python_module portend >= 2.1.1}
 BuildRequires:  %{python_module pytest-services}
 BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module requests-toolbelt}
+BuildRequires:  %{python_module simplejson}
 BuildRequires:  %{python_module zc.lockfile}
 # /SECTION
 %python_subpackages