diff --git a/rust-regex-automata.spec b/rust-regex-automata.spec
index 0159a5c..1906a5c 100644
--- a/rust-regex-automata.spec
+++ b/rust-regex-automata.spec
@@ -6,7 +6,7 @@
 
 Name:           rust-%{crate}
 Version:        0.1.9
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Automata construction and matching using regular expressions
 
 # Upstream license specification: Unlicense/MIT
@@ -98,6 +98,9 @@ which use "std" feature of "%{crate}" crate.
 %endif
 
 %changelog
+* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.1.9-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
 * Sat Dec 12 2020 Fabio Valentini <decathorpe@gmail.com> - 0.1.9-3
 - Remove features with missing dependencies (fst).