diff --git a/deepin-dock.spec b/deepin-dock.spec
index cbe75a7..15afee0 100644
--- a/deepin-dock.spec
+++ b/deepin-dock.spec
@@ -4,7 +4,7 @@
 
 Name:           deepin-dock
 Version:        4.9.0
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Deepin desktop-environment - Dock module
 License:        GPLv3
 URL:            https://github.com/linuxdeepin/dde-dock
@@ -95,6 +95,9 @@ done
 %{_libdir}/cmake/DdeDock/DdeDockConfig.cmake
 
 %changelog
+* Wed Jul 24 2019 Fedora Release Engineering <releng@fedoraproject.org> - 4.9.0-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
+
 * Thu Mar  7 2019 Robin Lee <cheeselee@fedoraproject.org> - 4.9.0-3
 - Filter private library provides