diff --git a/SPECS/libidn.spec b/SPECS/libidn.spec
index 3e93383..905632f 100644
--- a/SPECS/libidn.spec
+++ b/SPECS/libidn.spec
@@ -1,12 +1,16 @@
 Summary: Internationalized Domain Name support library
 Name: libidn
 Version: 1.28
-Release: 3%{?dist}
+Release: 4%{?dist}
 URL: http://www.gnu.org/software/libidn/
 License: LGPLv2+ and GPLv3+ and GFDL
 Source0: http://ftp.gnu.org/gnu/libidn/libidn-%{version}.tar.gz
 Group: System Environment/Libraries
 BuildRequires: pkgconfig, gettext
+%ifarch ppc64le
+# libtool automatic fixing tool will touch things
+BuildRequires: autoconf
+%endif
 Requires(post): /sbin/install-info /sbin/ldconfig
 Requires(preun): /sbin/install-info
 Requires(postun): /sbin/ldconfig
@@ -56,6 +60,12 @@ mv iconv.tmp doc/libidn.info
 sed -i 's|^hardcode_libdir_flag_spec=.*|hardcode_libdir_flag_spec=""|g' libtool
 sed -i 's|^runpath_var=LD_RUN_PATH|runpath_var=DIE_RPATH_DIE|g' libtool
 
+%ifarch ppc64le
+# ppc64le libtool fixing tool might have tweaked libtool.m4.
+# Touch these files so aclocal-1.14 is not needed.
+touch aclocal.m4 Makefile.in configure
+%endif
+
 make %{?_smp_mflags} V=1
 
 %check
@@ -112,6 +122,9 @@ fi
 %{_emacs_sitelispdir}/%{name}
 
 %changelog
+* Fri Aug 22 2014 Miroslav Lichvar <mlichvar@redhat.com> - 1.28-4
+- fix building on ppc64le (#1125577)
+
 * Fri Jan 24 2014 Daniel Mach <dmach@redhat.com> - 1.28-3
 - Mass rebuild 2014-01-24