diff --git a/rust-number_prefix.spec b/rust-number_prefix.spec
index f77cb50..5f0580e 100644
--- a/rust-number_prefix.spec
+++ b/rust-number_prefix.spec
@@ -7,7 +7,7 @@
 
 Name:           rust-%{crate}
 Version:        0.2.8
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Library for formatting numeric prefixes: kilo, giga, kibi
 
 License:        MIT
@@ -66,6 +66,9 @@ which use "default" feature of "%{crate}" crate.
 %endif
 
 %changelog
+* Sat Feb 02 2019 Fedora Release Engineering <releng@fedoraproject.org> - 0.2.8-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
+
 * Wed Nov 14 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.2.8-3
 - Adapt to new packaging