diff --git a/ocaml-ocplib-endian.spec b/ocaml-ocplib-endian.spec
index a54d028..64c4018 100644
--- a/ocaml-ocplib-endian.spec
+++ b/ocaml-ocplib-endian.spec
@@ -1,6 +1,6 @@
 Name:           ocaml-ocplib-endian
 Version:        1.0
-Release:        11%{?dist}
+Release:        12%{?dist}
 Summary:        Functions to read/write int16/32/64 from strings, bigarrays
 
 %global libname ocplib-endian
@@ -80,6 +80,10 @@ make test
 
 
 %changelog
+* Sat Aug 01 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.0-12
+- Second attempt - Rebuilt for
+  https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
+
 * Tue Jul 28 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.0-11
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild