diff --git a/python-gsd.spec b/python-gsd.spec
index e3d35eb..038ecdb 100644
--- a/python-gsd.spec
+++ b/python-gsd.spec
@@ -26,7 +26,7 @@ and writes hoomd schema gsd files with an easy to use syntax.\
 
 Name: python-gsd
 Version: 1.5.1
-Release: 5%{?dist}
+Release: 6%{?dist}
 Summary: Read and write hoomd schema gsd files with an easy to use syntax 
 License: BSD
 URL: https://bitbucket.org/glotzer/gsd
@@ -101,6 +101,9 @@ PYTHONPATH=%{buildroot}%{python3_sitearch} nosetests-%{python3_version}
 %{python3_sitearch}/%{pname}
 
 %changelog
+* Fri Jul 26 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.5.1-6
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
+
 * Sat Feb 02 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.5.1-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild