diff --git a/mpich.spec b/mpich.spec
index 98a75b1..f49d566 100644
--- a/mpich.spec
+++ b/mpich.spec
@@ -29,15 +29,17 @@ Patch5:         0001-Revert-Remove-use-of-vasprintf.patch
 Patch6:         esac-syntax-fix.diff
 
 BuildRequires:  make
+BuildRequires:  autoconf
+BuildRequires:  automake
+BuildRequires:  libtool
 BuildRequires:  gcc
 BuildRequires:  gcc-c++
 BuildRequires:  gcc-gfortran
 BuildRequires:  hwloc-devel >= 2.0
 BuildRequires:  libfabric-devel
+%ifarch aarch64 ppc64le x86_64
 BuildRequires:  ucx-devel
-BuildRequires:  autoconf
-BuildRequires:  automake
-BuildRequires:  libtool
+%endif
 # For ./maint/extractcvars
 BuildRequires:  perl(lib)
 %ifnarch s390 %{mips}