diff --git a/kwsyntax.patch b/kwsyntax.patch
new file mode 100644
index 0000000..e1ba1c2
--- /dev/null
+++ b/kwsyntax.patch
@@ -0,0 +1,13 @@
+Index: mocket-3.9.42/mocket/mocket.py
+===================================================================
+--- mocket-3.9.42.orig/mocket/mocket.py
++++ mocket-3.9.42/mocket/mocket.py
+@@ -628,7 +628,7 @@ class Mocketizer(object):
+                 t(*args, **kw)
+             return wrapper
+ 
+-        return decorator.decorator(wrapper, test)
++        return decorator.decorator(wrapper, test, kwsyntax=True)
+ 
+ 
+ mocketize = Mocketizer.wrap
diff --git a/python-mocket.changes b/python-mocket.changes
index dd0e454..df61448 100644
--- a/python-mocket.changes
+++ b/python-mocket.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Aug  5 15:22:22 UTC 2021 - Markéta Machová <mmachova@suse.com>
+
+- Add kwsyntax.patch to fix test failure with new decorator.
+
 -------------------------------------------------------------------
 Sat Jul  3 20:16:19 UTC 2021 - Sebastian Wagner <sebix+novell.com@sebix.at>
 
diff --git a/python-mocket.spec b/python-mocket.spec
index ba1700d..fad8d4a 100644
--- a/python-mocket.spec
+++ b/python-mocket.spec
@@ -32,10 +32,11 @@ Summary:        Python socket mock framework
 License:        BSD-3-Clause
 URL:            https://github.com/mindflayer/python-mocket
 Source0:        https://files.pythonhosted.org/packages/source/m/mocket/mocket-%{version}.tar.gz
+Patch0:         kwsyntax.patch
 BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
-Requires:       python-decorator < 5
+Requires:       python-decorator
 Requires:       python-http-parser >= 0.9.0
 Requires:       python-python-magic
 Requires:       python-six
@@ -80,6 +81,7 @@ included, with gevent/asyncio/SSL support.
 
 %prep
 %setup -q -n mocket-%{version}
+%autopatch -p1
 sed -i '/cov/ d' setup.cfg
 sed -i '/pipenv/ d' setup.py
 sed -i 's/==.*$//' requirements.txt