diff --git a/rust-base64.spec b/rust-base64.spec
index 4b2fead..906306d 100644
--- a/rust-base64.spec
+++ b/rust-base64.spec
@@ -6,7 +6,7 @@
 
 Name:           rust-%{crate}
 Version:        0.12.3
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Encodes and decodes base64 as bytes or utf8
 
 # Upstream license specification: MIT/Apache-2.0
@@ -95,6 +95,9 @@ which use "std" feature of "%{crate}" crate.
 %endif
 
 %changelog
+* Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 0.12.3-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
+
 * Fri Jun 26 2020 Josh Stone <jistone@redhat.com> - 0.12.3-1
 - Update to 0.12.3