diff --git a/python-xarray.changes b/python-xarray.changes
index 5ce68bb..ad40776 100644
--- a/python-xarray.changes
+++ b/python-xarray.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Apr 20 07:11:39 UTC 2020 - Tomáš Chvátal <tchvatal@suse.com>
+
+- Package is py3 only -> drop py2 dependency
+
 -------------------------------------------------------------------
 Sat Mar 28 16:43:47 UTC 2020 - Arun Persaud <arun@gmx.de>
 
diff --git a/python-xarray.spec b/python-xarray.spec
index 1641680..a78b210 100644
--- a/python-xarray.spec
+++ b/python-xarray.spec
@@ -44,7 +44,6 @@ BuildArch:      noarch
 # BuildRequires:  %%{python_module dask-dataframe}
 BuildRequires:  %{python_module pytest >= 2.7.1}
 BuildRequires:  %{python_module scipy}
-BuildRequires:  python2-mock
 # /SECTION
 %python_subpackages