diff --git a/giflib.spec b/giflib.spec
index 319cf69..1c8025e 100644
--- a/giflib.spec
+++ b/giflib.spec
@@ -1,7 +1,7 @@
 Name:          giflib
 Summary:       A library and utilities for processing GIFs
 Version:       5.2.1
-Release:       17%{?dist}
+Release:       18%{?dist}
 
 License:       MIT
 URL:           http://www.sourceforge.net/projects/%{name}/
@@ -152,6 +152,9 @@ rm -rf %{buildroot}%{mingw64_mandir}
 
 
 %changelog
+* Fri Jan 19 2024 Fedora Release Engineering <releng@fedoraproject.org> - 5.2.1-18
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
+
 * Thu Sep 14 2023 Sandro Mani <manisandro@gmail.com> - 5.2.1-17
 - Add patch for CVE-2023-39742