diff --git a/Agda.spec b/Agda.spec
index b17006c..3f03e51 100644
--- a/Agda.spec
+++ b/Agda.spec
@@ -17,7 +17,7 @@
 Name:           %{pkg_name}
 Version:        2.6.1
 # can only be reset when all subpkgs bumped
-Release:        25%{?dist}
+Release:        26%{?dist}
 Summary:        A dependently typed functional programming language and proof assistant
 
 License:        MIT and BSD
@@ -166,6 +166,10 @@ fi
 
 
 %build
+# This patch has LTO symbol mismatches when built on s390x, so disable it on that
+# platform for now
+%define _lto_cflags %{nil}
+
 %define elisp_files eri.el agda-input.el annotation.el agda2-highlight.el agda2-abbrevs.el agda2-queue.el agda2-mode.el agda2-mode-pkg.el agda2.el
 
 # check no missing new elisp files
@@ -247,6 +251,9 @@ rm -r %{buildroot}%{_datadir}/%{pkgver}/emacs-mode
 
 
 %changelog
+* Mon Jul 27 2020 Jeff Law <aw@redhat.com> - 2.6.1-26
+- Disable LTO on s390
+
 * Mon Jul 27 2020 Fedora Release Engineering <releng@fedoraproject.org> - 2.6.1-25
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild