diff --git a/gdm.changes b/gdm.changes
index 4be93a8..322f32e 100644
--- a/gdm.changes
+++ b/gdm.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Mon Jul 24 15:25:00 UTC 2017 - dimstar@opensuse.org
+
+- Do not BuildRequire pkgconfig(xorg-server) on s390(x). There are
+  no graphic devices on s390x and Xorg is not in use.
+
 -------------------------------------------------------------------
 Sun Jul 16 06:55:16 UTC 2017 - tyang@suse.com
 
diff --git a/gdm.spec b/gdm.spec
index 81d84ff..3120ce9 100644
--- a/gdm.spec
+++ b/gdm.spec
@@ -88,7 +88,9 @@ BuildRequires:  pkgconfig(libsystemd)
 BuildRequires:  pkgconfig(ply-boot-client)
 BuildRequires:  pkgconfig(x11)
 BuildRequires:  pkgconfig(xau)
+%ifnarch s390 s390x
 BuildRequires:  pkgconfig(xorg-server)
+%endif
 BuildRequires:  pkgconfig(xrandr)
 Requires(pre):  group(video)
 Requires:       %{name}-branding = %{version}