diff --git a/.gitignore b/.gitignore
index 711821e..f243b4b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,3 +23,4 @@ Cython-0.12.1.tar.gz
 /Cython-0.24.1.tar.gz
 /Cython-0.25.2.tar.gz
 /Cython-0.27.1.tar.gz
+/Cython-0.27.3.tar.gz
diff --git a/Cython.spec b/Cython.spec
index e55fd66..64079b2 100644
--- a/Cython.spec
+++ b/Cython.spec
@@ -1,11 +1,10 @@
 %global srcname Cython
 %global upname cython
 
-# https://github.com/cython/cython/issues/1548
-%bcond_with tests
+%bcond_without tests
 
 Name:           Cython
-Version:        0.27.1
+Version:        0.27.3
 Release:        1%{?dist}
 Summary:        A language for writing Python extension modules
 
@@ -107,6 +106,9 @@ rm -rf %{buildroot}%{python2_sitelib}/setuptools/tests
 %{python3_sitearch}/__pycache__/%{upname}.*
 
 %changelog
+* Mon Nov 06 2017 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.27.3-1
+- Update to 0.27.3
+
 * Mon Oct 02 2017 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.27.1-1
 - Update to 0.27.1
 
diff --git a/sources b/sources
index 3fe544b..3d710bf 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (Cython-0.27.1.tar.gz) = d414a4e9aed0450ebd1c8abde7e0965e53e30eb7c33e99078ea195d1e0fb2d465b3e79823cbc995689808ea58d89fa8e682a1898039328591ca1aa1bdb04c571
+SHA512 (Cython-0.27.3.tar.gz) = 6aadabbfb6f8b28d570ac586f993a47d8963a17cc7a5cbe1e31deb12e9ee03d794760a9fe8a6a704d232861f9b316b4ab415c096fc299f7df35e336302114d05