diff --git a/ocaml-libvirt.spec b/ocaml-libvirt.spec
index f469de9..2f3f14f 100644
--- a/ocaml-libvirt.spec
+++ b/ocaml-libvirt.spec
@@ -1,6 +1,6 @@
 Name:           ocaml-libvirt
 Version:        0.6.1.5
-Release:        15%{?dist}
+Release:        16%{?dist}
 Summary:        OCaml binding for libvirt
 License:        LGPLv2+
 
@@ -90,6 +90,9 @@ make install-byte
 
 
 %changelog
+* Mon Mar  1 14:31:55 GMT 2021 Richard W.M. Jones <rjones@redhat.com> - 0.6.1.5-16
+- OCaml 4.12.0 build
+
 * Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.6.1.5-15
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild