diff --git a/false.patch b/false.patch
new file mode 100644
index 0000000..697b4da
--- /dev/null
+++ b/false.patch
@@ -0,0 +1,31 @@
+From a1ded30a87c65f3ce59a18497a7fc5099317c2be Mon Sep 17 00:00:00 2001
+From: Marius Gedminas <marius@gedmin.as>
+Date: Sat, 12 Dec 2020 13:21:04 +0200
+Subject: [PATCH] New mock release returns False from patcher.stop()
+
+---
+ src/restview/tests.py | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/restview/tests.py b/src/restview/tests.py
+index c868c57..2b33ce2 100644
+--- a/src/restview/tests.py
++++ b/src/restview/tests.py
+@@ -669,7 +669,7 @@ def doctest_RestViewer_rest_to_html_strict_and_error_handling():
+         </body>
+         </html>
+ 
+-        >>> stderr_patcher.stop()
++        >>> _ = stderr_patcher.stop()
+ 
+     """
+ 
+@@ -718,7 +718,7 @@ def doctest_RestViewer_rest_to_html_pypi_strict_and_error_handling():
+         </body>
+         </html>
+ 
+-        >>> stderr_patcher.stop()
++        >>> _ = stderr_patcher.stop()
+ 
+     """
+ 
diff --git a/python-restview.changes b/python-restview.changes
index 6fc938f..76b81e3 100644
--- a/python-restview.changes
+++ b/python-restview.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Apr  1 12:58:17 UTC 2021 - Markéta Machová <mmachova@suse.com>
+
+- Add false.patch to fix recent build failure
+
 -------------------------------------------------------------------
 Wed Jan 13 11:07:59 UTC 2021 - pgajdos@suse.com
 
diff --git a/python-restview.spec b/python-restview.spec
index dca9052..7b9bb19 100644
--- a/python-restview.spec
+++ b/python-restview.spec
@@ -25,6 +25,8 @@ License:        GPL-3.0-only
 Group:          Development/Languages/Python
 URL:            https://mg.pov.lt/restview/
 Source:         https://files.pythonhosted.org/packages/source/r/restview/restview-%{version}.tar.gz
+# PATCH-FIX-UPSTREAM https://github.com/mgedmin/restview/commit/a1ded30a87c65f3ce59a18497a7fc5099317c2be New mock release returns False from patcher.stop()
+Patch0:         false.patch
 BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
@@ -48,6 +50,7 @@ A viewer for ReStructuredText documents that renders them on the fly.
 
 %prep
 %setup -q -n restview-%{version}
+%autopatch -p1
 
 %build
 %python_build