diff --git a/guava.spec b/guava.spec
index a1c15f8..2267f92 100644
--- a/guava.spec
+++ b/guava.spec
@@ -2,7 +2,7 @@
 
 Name:           guava
 Version:        31.1
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Google Core Libraries for Java
 # Most of the code is under ASL 2.0
 # Few classes are under CC0, grep for creativecommons
@@ -96,6 +96,9 @@ find . -name '*.jar' -delete
 %files testlib -f .mfiles-guava-testlib
 
 %changelog
+* Thu Jul 20 2023 Fedora Release Engineering <releng@fedoraproject.org> - 31.1-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild
+
 * Wed Mar 08 2023 Mikolaj Izdebski <mizdebsk@redhat.com> - 31.1-3
 - Port to Jurand 1.1.0