diff --git a/golang-github-marusama-semaphore.spec b/golang-github-marusama-semaphore.spec
index 8e7fa4e..592d0ad 100644
--- a/golang-github-marusama-semaphore.spec
+++ b/golang-github-marusama-semaphore.spec
@@ -19,7 +19,7 @@ Fast resizable golang semaphore based on CAS:
 %global godocs          README.md
 
 Name:           %{goname}
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Fast resizable Golang semaphore
 
 License:        MIT
@@ -45,6 +45,9 @@ Source0:        %{gosource}
 %gopkgfiles
 
 %changelog
+* Mon Jul 27 2020 Fedora Release Engineering <releng@fedoraproject.org> - 2.3.0-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
+
 * Wed Jan 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 2.3.0-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild