diff --git a/rust-hostname.spec b/rust-hostname.spec
index 3cb00d8..dc428a4 100644
--- a/rust-hostname.spec
+++ b/rust-hostname.spec
@@ -6,7 +6,7 @@
 
 Name:           rust-%{crate}
 Version:        0.1.5
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Get hostname
 
 # Upstream license specification: MIT
@@ -86,6 +86,9 @@ which use "unstable" feature of "%{crate}" crate.
 %endif
 
 %changelog
+* Fri Jul 26 2019 Fedora Release Engineering <releng@fedoraproject.org> - 0.1.5-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
+
 * Fri Jun 21 21:37:03 CEST 2019 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.1.5-3
 - Regenerate