diff --git a/python-singledispatch.spec b/python-singledispatch.spec
index 4432e6a..621926f 100644
--- a/python-singledispatch.spec
+++ b/python-singledispatch.spec
@@ -4,7 +4,7 @@
 
 Name:           python-%{pypi_name}
 Version:        3.4.0.3
-Release:        17%{?dist}
+Release:        18%{?dist}
 Summary:        This library brings functools.singledispatch from Python 3.4 to Python 2.6-3.3
 
 License:        MIT
@@ -60,6 +60,9 @@ sed -i '1d' singledispatch_helpers.py
 %{python3_sitelib}/__pycache__/*
 
 %changelog
+* Thu Oct 03 2019 Miro Hrončok <mhroncok@redhat.com> - 3.4.0.3-18
+- Rebuilt for Python 3.8.0rc1 (#1748018)
+
 * Mon Aug 19 2019 Miro Hrončok <mhroncok@redhat.com> - 3.4.0.3-17
 - Rebuilt for Python 3.8