diff --git a/python-ruamel.yaml.changes b/python-ruamel.yaml.changes
index be65093..0f3e9b6 100644
--- a/python-ruamel.yaml.changes
+++ b/python-ruamel.yaml.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed Apr  4 18:37:46 UTC 2018 - mimi.vx@gmail.com
+
+- update to 0.15.37
+ * fix incompatibility of C extension with 3.7
+
 -------------------------------------------------------------------
 Tue Jan  9 08:52:38 UTC 2018 - mimi.vx@gmail.com
 
diff --git a/python-ruamel.yaml.spec b/python-ruamel.yaml.spec
index 3e17531..6be9b97 100644
--- a/python-ruamel.yaml.spec
+++ b/python-ruamel.yaml.spec
@@ -18,12 +18,12 @@
 
 %{?!python_module:%define python_module() python-%{**} python3-%{**}}
 Name:           python-ruamel.yaml
-Version:        0.15.35
+Version:        0.15.37
 Release:        0
 Summary:        Python YAML parser
 License:        MIT
 Group:          Development/Languages/Python
-Url:            https://bitbucket.org/ruamel/yaml
+URL:            https://bitbucket.org/ruamel/yaml
 Source:         https://files.pythonhosted.org/packages/source/r/ruamel.yaml/ruamel.yaml-%{version}.tar.gz
 BuildRequires:  %{python_module devel}
 BuildRequires:  %{python_module setuptools}
@@ -32,7 +32,6 @@ BuildRequires:  python-rpm-macros
 %ifpython2
 Requires:       python-ruamel.ordereddict
 %endif
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 %python_subpackages
 
 %description
@@ -51,8 +50,8 @@ rm -rf *egg-info
 %python_exec %fdupes -s %{buildroot}%{$python_sitearch}
 
 %files %{python_files}
-%defattr(-,root,root,-)
-%doc  CHANGES LICENSE README.rst
+%license LICENSE
+%doc CHANGES README.rst
 %{python_sitearch}/_ruamel_yaml*.so
 %{python_sitearch}/ruamel
 %{python_sitearch}/ruamel.yaml-%{version}-py%{python_version}-nspkg.pth
diff --git a/ruamel.yaml-0.15.35.tar.gz b/ruamel.yaml-0.15.35.tar.gz
deleted file mode 100644
index 6322704..0000000
--- a/ruamel.yaml-0.15.35.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:8dc74821e4bb6b21fb1ab35964e159391d99ee44981d07d57bf96e2395f3ef75
-size 260956
diff --git a/ruamel.yaml-0.15.37.tar.gz b/ruamel.yaml-0.15.37.tar.gz
new file mode 100644
index 0000000..7ef7c44
--- /dev/null
+++ b/ruamel.yaml-0.15.37.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:509842d96fb194f79b57483b76429f8956d8f7ade3cb49d1e5aeb5c5e9ef4918
+size 280165