diff --git a/python-icalendar.changes b/python-icalendar.changes
index ad07a91..f7bd66e 100644
--- a/python-icalendar.changes
+++ b/python-icalendar.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Aug 29 10:38:43 UTC 2018 - tchvatal@suse.com
+
+- Explicitly require hypothesis as it is requested in setup.py
+
 -------------------------------------------------------------------
 Thu Aug 23 08:09:51 UTC 2018 - tchvatal@suse.com
 
diff --git a/python-icalendar.spec b/python-icalendar.spec
index bcafa6a..3ca91d5 100644
--- a/python-icalendar.spec
+++ b/python-icalendar.spec
@@ -29,6 +29,7 @@ Group:          Development/Languages/Python
 URL:            https://github.com/collective/icalendar
 Source0:        https://files.pythonhosted.org/packages/source/i/icalendar/%{modname}-%{version}.tar.gz
 BuildRequires:  %{python_module base}
+BuildRequires:  %{python_module hypothesis}
 BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module python-dateutil}
 BuildRequires:  %{python_module pytz}