diff --git a/rust-heapsize.spec b/rust-heapsize.spec
index c0a2109..de54278 100644
--- a/rust-heapsize.spec
+++ b/rust-heapsize.spec
@@ -6,7 +6,7 @@
 
 Name:           rust-%{crate}
 Version:        0.4.2
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Infrastructure for measuring the total runtime size of an object on the heap
 
 License:        MIT or ASL 2.0
@@ -55,6 +55,9 @@ which use %{crate} from crates.io.
 %exclude %{cargo_registry}/%{crate}-%{version}/appveyor.yml
 
 %changelog
+* Sat Jul 14 2018 Fedora Release Engineering <releng@fedoraproject.org> - 0.4.2-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
+
 * Sat Jun 23 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.4.2-3
 - Adopt to new macro