diff --git a/hwloc.spec b/hwloc.spec
index 04131c7..266cfca 100644
--- a/hwloc.spec
+++ b/hwloc.spec
@@ -20,7 +20,7 @@ BuildRequires: ncurses-devel
 BuildRequires: transfig doxygen w3m
 BuildRequires: texlive-latex texlive-makeindex
 BuildRequires: desktop-file-utils
-%ifnarch s390 s390x %{arm}
+%ifnarch s390 %{arm}
 BuildRequires: numactl-devel
 %endif
 %ifnarch %{arm}
@@ -174,6 +174,7 @@ LD_LIBRARY_PATH=$PWD/src/.libs make check
 * Mon Mar 05 2018 Michal Schmidt <mschmidt@redhat.com> - 1.11.9-1
 - Update to 1.11.9.
 - BuildRequire gcc, gcc-c++. Drop Group tags.
+- BuildRequire numactl-devel on s390x too.
 
 * Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.11.8-6
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild