diff --git a/mutter.changes b/mutter.changes
index 0bf83e2..c651e1d 100644
--- a/mutter.changes
+++ b/mutter.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Tue Nov  2 11:55:37 UTC 2021 - Dominique Leuenberger <dimstar@opensuse.org>
+
+- BuildRequire libxcvt when building against xorg-x11-server > 21,
+  unless when building for s390x: libxcvt was split out and lives
+  in an own package now.
+
 -------------------------------------------------------------------
 Thu Oct 21 12:41:20 UTC 2021 - Florian "spirit" <packaging@sp1rit.anonaddy.me>
 
diff --git a/mutter.spec b/mutter.spec
index 710afb6..df301e6 100644
--- a/mutter.spec
+++ b/mutter.spec
@@ -47,6 +47,9 @@ Patch1002:      mutter-SLE-bsc984738-grab-display.patch
 
 BuildRequires:  Mesa-libGLESv3-devel
 BuildRequires:  fdupes
+%ifnarch s390x
+BuildRequires:  (libxcvt if xorg-x11-server > 21)
+%endif
 BuildRequires:  meson >= 0.53.0
 BuildRequires:  pkgconfig
 BuildRequires:  xorg-x11-server