diff --git a/xz.spec b/xz.spec
index 1120275..a526fd4 100644
--- a/xz.spec
+++ b/xz.spec
@@ -4,7 +4,7 @@
 Summary:	LZMA compression utilities
 Name:		xz
 Version:	5.2.4
-Release:	1%{?dist}
+Release:	2%{?dist}
 
 # Scripts xz{grep,diff,less,more} and symlinks (copied from gzip) are
 # GPLv2+, binaries are Public Domain (linked against LGPL getopt_long but its
@@ -81,10 +81,6 @@ commands that deal with the older LZMA format.
 %prep
 %autosetup
 
-for i in `find . -name config.sub`; do
-  perl -pi -e "s/ppc64-\*/ppc64-\* \| ppc64p7-\*/" $i
-done
-
 
 %build
 CFLAGS="%{optflags} -D_FILE_OFFSET_BITS=64"
@@ -152,6 +148,11 @@ LD_LIBRARY_PATH=$PWD/src/liblzma/.libs make check
 
 
 %changelog
+* Wed May 09 2018 Pavel Raiskup <praiskup@redhat.com> - 5.2.4-2
+- drop ppc64p7 hack, per fedora devel list discussion:
+  https://lists.fedoraproject.org/archives/list/
+  devel@lists.fedoraproject.org/thread/2OWD2QRDFBEC6HTPVQ7FMJENH32BWT54/
+
 * Tue May 08 2018 Pavel Raiskup <praiskup@redhat.com> - 5.2.4-1
 - rebase to 5.2.4 (rhbz#1574039), per release notes:
   https://www.mail-archive.com/xz-devel@tukaani.org/msg00295.html