diff --git a/python-CherryPy.changes b/python-CherryPy.changes
index f1fec79..c73fd78 100644
--- a/python-CherryPy.changes
+++ b/python-CherryPy.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Fri May 31 15:32:40 CEST 2019 - Matej Cepl <mcepl@suse.com>
+
+- boo#1136862: ignore StaticTest.test_null_bytes test case, which
+  fails due to Python 3 fixes for CVE-2019-9740. (gh#cherrypy/cherrypy#1781)
+
 -------------------------------------------------------------------
 Thu May 16 18:12:19 UTC 2019 - Guang Yee <gyee@suse.com>
 
diff --git a/python-CherryPy.spec b/python-CherryPy.spec
index 4d0e49d..f439738 100644
--- a/python-CherryPy.spec
+++ b/python-CherryPy.spec
@@ -81,7 +81,8 @@ sed -i -e '/addopts/d' pytest.ini
 %python_clone -a %{buildroot}%{_bindir}/cherryd
 
 %check
-%pytest -k 'not test_wait_publishes_periodically'
+# gh#cherrypy/cherrypy#1781
+%pytest -k 'not (test_wait_publishes_periodically or test_null_bytes)'
 
 %post
 %python_install_alternative cherryd