diff --git a/xscreensaver.spec b/xscreensaver.spec
index bf150bb..35cbc13 100644
--- a/xscreensaver.spec
+++ b/xscreensaver.spec
@@ -10,9 +10,9 @@
 %define split_getimage   1
 %endif
 
-%define fedora_rel    3.102
+%define fedora_rel    4
 
-%global use_clang_as_cc 1
+%global use_clang_as_cc 0
 %global use_clang_analyze 0
 %global use_cppcheck   0
 %global use_gcc_strict_sanitize 0
@@ -1131,6 +1131,9 @@ exit 0
 %endif
 
 %changelog
+* Sat Jan 30 2021 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1:5.45-4
+- Bump release and rebuild
+
 * Thu Jan 28 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1:5.45-3.1
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild