diff --git a/mono.spec b/mono.spec
index a45a038..6640ad7 100644
--- a/mono.spec
+++ b/mono.spec
@@ -1,3 +1,4 @@
+%global _with_bootstrap 1
 %bcond_with bootstrap
 
 %ifarch s390x
@@ -21,10 +22,10 @@
 %undefine _missing_build_ids_terminate_build
 %endif
 
-%global xamarinrelease 104
+%global xamarinrelease 90
 Name:           mono
-Version:        6.10.0
-Release:        1%{?dist}
+Version:        6.12.0
+Release:        0%{?dist}
 Summary:        Cross-platform, Open Source, .NET development framework
 
 License:        MIT
@@ -940,6 +941,9 @@ cert-sync /etc/pki/tls/certs/ca-bundle.crt
 %files complete
 
 %changelog
+* Tue Oct 27 2020 Timotheus Pokorra <timotheus.pokorra@solidcharity.com> - 6.12.0-0
+- Upgrade to Mono 6.12.0.90
+
 * Mon Oct 12 2020 Timotheus Pokorra <timotheus.pokorra@solidcharity.com> - 6.10.0-1
 - fix issue with conflicts between i686 and x86_64 package (#1853724)
 
diff --git a/sources b/sources
index 50b7b43..95a23cd 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (mono-6.10.0.104.tar.xz) = 73b853e9fc9af2e1bf5e45f7accb8893dd7e48f9723f74b03d99ea11cf565e2c5bb2d6ae4c81c7e7be0cdfa489016da909ed7b12808c8f84d9d25e33e1cb9874
+SHA512 (mono-6.12.0.90.tar.xz) = 955fc4a41bb575c2a6e4a61f0f6c22c88db213092657963c29eb5c33d54c628697e4c27246e3ea19e9ff2143c0e013b58c24b9c3da6dddfe87debb5ea9c1da26