diff --git a/umoci.changes b/umoci.changes
index 5134a7a..99e9296 100644
--- a/umoci.changes
+++ b/umoci.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Apr  1 05:36:50 UTC 2021 - Aleksa Sarai <asarai@suse.com>
+
+- Re-disable s390 builds.
+
 -------------------------------------------------------------------
 Wed Jun 24 00:27:44 UTC 2020 - Aleksa Sarai <asarai@suse.com>
 
diff --git a/umoci.spec b/umoci.spec
index 712909c..883fde2 100644
--- a/umoci.spec
+++ b/umoci.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package umoci
 #
-# Copyright (c) 2020 SUSE LLC
+# Copyright (c) 2021 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -30,10 +30,11 @@ Source0:        https://github.com/opencontainers/umoci/releases/download/v%{ver
 Source1:        https://github.com/opencontainers/umoci/releases/download/v%{version}/umoci.tar.xz.asc#/%{name}-%{version}.tar.xz.asc
 Source2:        https://umo.ci/%{name}.keyring
 BuildRequires:  fdupes
+BuildRequires:  go-go-md2man
 # Due to a limitation in openSUSE's Go packaging we cannot have a BuildRequires
 # for 'golang(API) >= 1.13' here, so just require 1.13 exactly. bsc#1172608
-BuildRequires:  go-go-md2man
 BuildRequires:  go1.14
+ExcludeArch:    s390
 
 %description
 umoci modifies Open Container images. umoci is a manipulation tool for OCI