diff --git a/rust-libflate_lz77.spec b/rust-libflate_lz77.spec
index 4412796..eba1c8f 100644
--- a/rust-libflate_lz77.spec
+++ b/rust-libflate_lz77.spec
@@ -6,7 +6,7 @@
 
 Name:           rust-%{crate}
 Version:        1.0.0
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        LZ77 encoder for libflate crate
 
 # Upstream license specification: MIT
@@ -74,6 +74,9 @@ which use "default" feature of "%{crate}" crate.
 %endif
 
 %changelog
+* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.0-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
 * Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.0-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild